Patents by Inventor Joseph C. Dangrow
Joseph C. Dangrow has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11933106Abstract: A ladder having a foot having a plastic body with a recess which receives the end of a first rail and is positioned about and conforms to the web and the first and second flanges of the first rail. The foot has a plastic base having a top side from which the body extends. The base has a front edge. The foot has a metal rail fastener which extends through the body and the rail to attach the body and the rail together. The foot has a pad having a rigid plate with a rubber outer layer surrounding the rigid plate and a pad fastener hole that extends entirely through the rigid plate and rubber outer layer, the outer layer of the pad having a bottom with treads. The foot has a metal pad fastener that extends entirely through the pad and entirely through the base to attach the pad to the base so the rigid plate is between the treads and the base of the shell. A ladder foot. A method.Type: GrantFiled: January 23, 2018Date of Patent: March 19, 2024Assignee: WERNER CO.Inventors: Robert D. Beggs, Thomas W. Parker, Steven R. Dings, Joseph C. Dangrow
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Patent number: 11536087Abstract: The present invention pertains to a stepladder. The stepladder includes a ladder top having a surface having a front side and a rear side and a left side and a right side and a front side flange and a rear side flange and a left side flange and a right side flange. The stepladder includes a conduit holder slot for holding tubing, pipe and conduit. The conduit holder slot extends along the length of the surface and in the surface's right side and the left side. The conduit holder slot has a cross-section in the ladder top which is non-symmetrical. The stepladder includes a front section. The stepladder includes a rear section. A method for cutting a tube.Type: GrantFiled: October 24, 2019Date of Patent: December 27, 2022Assignee: Werner Co.Inventors: Robert C. Tiber, Joseph C. Dangrow, Tracee A. Leonardson
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Patent number: 11473318Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: GrantFiled: December 2, 2019Date of Patent: October 18, 2022Assignee: Werner Co.Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Patent number: 10760337Abstract: A leveler for a ladder having side rails and a rung comprises a metal housing fixed to one of the side rails. The housing has an opening. The leveler comprises a metal leg with slides in the housing and is adjustable in the housing. The leg has a top end and a bottom end. The leg has two rows of holes which are set side by side and extend through the leg. The leveler comprises a holder for holding a leg to the housing. The holder extending through the opening and one of the holes to hold a leg in place. The leveler comprises a cap disposed on the top end which acts as a stop for the leg when the cap contacts the housing. A method for setting a ladder in place.Type: GrantFiled: December 23, 2013Date of Patent: September 1, 2020Assignee: Werner Co.Inventors: Joseph C. Dangrow, James J. Grebinoski, David A. Winslow
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Publication number: 20200232280Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a V so a corner can fit into the V when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: ApplicationFiled: April 3, 2020Publication date: July 23, 2020Applicant: Werner Co.Inventors: Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C. Dangrow, Adam C. Field, Brent Sedlacek
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Publication number: 20200208470Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a first rectangular slot and a second rectangular slot extending from the first rectangular slot so an external corner can fit into the first rectangular slot when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: ApplicationFiled: March 13, 2020Publication date: July 2, 2020Applicant: Werner Co.Inventors: Thomas W. Parker, Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C. Dangrow, Adam C. Field, Brent Sedlacek
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Patent number: 10612305Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a V so a corner can fit into the V when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: GrantFiled: December 30, 2016Date of Patent: April 7, 2020Assignee: Werner Co.Inventors: Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C. Dangrow, Adam C. Fields, Brent Sedlacek
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Publication number: 20200102760Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: ApplicationFiled: December 2, 2019Publication date: April 2, 2020Applicant: Werner Co.Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Patent number: 10590703Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a first rectangular slot and a second rectangular slot extending from the first rectangular slot so an external corner can fit into the first rectangular slot when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: GrantFiled: November 3, 2017Date of Patent: March 17, 2020Assignee: Werner Co.Inventors: Thomas W. Parker, Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C. Dangrow, Adam C Field, Brent Sedlacek
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Publication number: 20200056427Abstract: The present invention pertains to a stepladder. The stepladder includes a ladder top having a surface having a front side and a rear side and a left side and a right side and a front side flange and a rear side flange and a left side flange and a right side flange. The stepladder includes a conduit holder slot for holding tubing, pipe and conduit. The conduit holder slot extends along the length of the surface and in the surface's right side and the left side. The conduit holder slot has a cross-section in the ladder top which is non-symmetrical. The stepladder includes a front section. The stepladder includes a rear section. A method for cutting a tube.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Applicant: Werner Co.Inventors: Robert C. Tiber, Joseph C. Dangrow, Tracee A. Leonardson
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Patent number: 10494824Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: GrantFiled: November 20, 2018Date of Patent: December 3, 2019Assignee: Werner Co.Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Patent number: 10458183Abstract: The present invention pertains to a stepladder. The stepladder includes a ladder top having a plane having a front side and a rear side and a left side and a right side and a front side flange and a rear side flange and a left side flange and a right side flange. The stepladder includes a conduit holder slot for holding tubing, pipe and conduit. The conduit holder slot extends along the entire length of the top and in the right side and the left side. The conduit holder slot has a cross-section in the ladder top which is non-symmetrical. The stepladder includes a front section. The stepladder includes a rear section. A method for cutting a tube.Type: GrantFiled: September 2, 2016Date of Patent: October 29, 2019Assignee: Werner Co.Inventors: Robert C. Tiber, Joseph C. Dangrow, Tracee A. Leonardson
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Publication number: 20190226279Abstract: A ladder having a foot having a plastic body with a recess which receives the end of a first rail and is positioned about and conforms to the web and the first and second flanges of the first rail. The foot has a plastic base having a top side from which the body extends. The base has a front edge. The foot has a metal rail fastener which extends through the body and the rail to attach the body and the rail together. The foot has a pad having a rigid plate with a rubber outer layer surrounding the rigid plate and a pad fastener hole that extends entirely through the rigid plate and rubber outer layer, the outer layer of the pad having a bottom with treads. The foot has a metal pad fastener that extends entirely through the pad and entirely through the base to attach the pad to the base so the rigid plate is between the treads and the base of the shell. A ladder foot. A method.Type: ApplicationFiled: January 23, 2018Publication date: July 25, 2019Applicant: Werner Co.Inventors: Robert D. Beggs, Thomas W. Parker, Steven R. Dings, Joseph C. Dangrow
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Publication number: 20190119932Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: ApplicationFiled: November 20, 2018Publication date: April 25, 2019Applicant: Werner Co.Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Patent number: 10145128Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: GrantFiled: December 16, 2016Date of Patent: December 4, 2018Assignee: Werner Co.Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Publication number: 20180187489Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a first rectangular slot and a second rectangular slot extending from the first rectangular slot so an external corner can fit into the first rectangular slot when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: ApplicationFiled: November 3, 2017Publication date: July 5, 2018Applicant: Werner Co.Inventors: Thomas W. Parker, Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C. Dangrow, Adam C. Fields, Brent Sedlacek
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Publication number: 20180187488Abstract: A ladder having a first rail. The ladder having a second rail. The ladder having a plastic top directly attached to the first rail and second rail with fasteners. The top having a first side and a second side. The first side having a gap with a surface with a V so a corner can fit into the V when the top leans against the corner. The surface of the first side having a first notch in the gap so a first rectangular plank can fit into the first notch when the top leans against the plank. The first notch having a width slightly larger than a width of the first plank. A ladder top. A method for using a ladder.Type: ApplicationFiled: December 30, 2016Publication date: July 5, 2018Inventors: Daniel C. Mora, Robert D. Beggs, Tek Lentine, Joseph C Dangrow, Adam C. Fields, Brent Sedlacek
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Publication number: 20180171648Abstract: A work platform system having a first work platform. The system having a first bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second bracket attached to the first scaffold and extending below and outward beyond the first scaffold between the first rail and the second rail of the first leg assembly. The system having a second work platform. The first end of the second scaffold is disposed on the first bracket and the second bracket with the first bracket and the second bracket extending between the first rung of the third leg assembly and the second scaffold. A method for using a work platform system.Type: ApplicationFiled: December 16, 2016Publication date: June 21, 2018Inventors: Steve Woodward, Joseph C. Dangrow, Michael A. Somerfield
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Publication number: 20160369562Abstract: The present invention pertains to a stepladder. The stepladder includes a ladder top having a plane having a front side and a rear side and a left side and a right side and a front side flange and a rear side flange and a left side flange and a right side flange. The stepladder includes a conduit holder slot for holding tubing, pipe and conduit. The conduit holder slot extends along the entire length of the top and in the right side and the left side. The conduit holder slot has a cross-section in the ladder top which is non-symmetrical. The stepladder includes a front section. The stepladder includes a rear section. A method for cutting a tube.Type: ApplicationFiled: September 2, 2016Publication date: December 22, 2016Applicant: Werner Co.Inventors: Robert C. Tiber, Joseph C. Dangrow, Tracee A. Leonardson
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Patent number: D835807Type: GrantFiled: December 30, 2016Date of Patent: December 11, 2018Inventors: Tek Lentine, Joseph C. Dangrow, Daniel C. Mora, Robert D. Beggs, Adam C. Fields, Brent Sedlacek