Patents by Inventor Alan R. Seville
Alan R. Seville 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: 11123902Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: GrantFiled: August 14, 2018Date of Patent: September 21, 2021Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 10966867Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: GrantFiled: September 1, 2017Date of Patent: April 6, 2021Assignee: 3M Innovative Properties CompanyInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 10441471Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: GrantFiled: March 13, 2017Date of Patent: October 15, 2019Assignee: 3M Innovative Properties CompanyInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20180361633Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: ApplicationFiled: August 14, 2018Publication date: December 20, 2018Inventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 10065344Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: GrantFiled: January 21, 2015Date of Patent: September 4, 2018Assignee: 3M Innovative Properties CompanyInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20170360615Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: ApplicationFiled: September 1, 2017Publication date: December 21, 2017Inventors: James P. ENDLE, Jeffrey L. HAMER, Alan R. SEVILLE, Kenneth F. TEETERS
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Patent number: 9737439Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: GrantFiled: July 12, 2012Date of Patent: August 22, 2017Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20170181893Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: ApplicationFiled: March 13, 2017Publication date: June 29, 2017Inventors: James P. ENDLE, Jeffrey L. HAMER, Alan R. SEVILLE, Kenneth F. TEETERS
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Publication number: 20150137406Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: ApplicationFiled: January 21, 2015Publication date: May 21, 2015Inventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 8968613Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: GrantFiled: July 12, 2012Date of Patent: March 3, 2015Assignee: 3M Innovative Properties CompanyInventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 8679607Abstract: A foamable article is disclosed. The article includes a substrate and an outer layer covering at least a portion of the substrate and including an unactivated expandable sphere foaming agent and an unactivated chemical foaming agent. The unactivated foaming agents may be activated to increase the volume of the outer layer.Type: GrantFiled: July 12, 2012Date of Patent: March 25, 2014Assignee: 3M Innovative Properties CompanyInventors: Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20140015157Abstract: A method of making personal protective equipment, such as a push-in earplug, is disclosed. The method includes the steps of covering a substrate with an outer layer that includes an unactivated foaming agent, positioning at least a portion of the outer layer in a mold, and activating the foaming agent such that a portion of the outer layer expands.Type: ApplicationFiled: July 12, 2012Publication date: January 16, 2014Inventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20140014121Abstract: A push-in earplug including an elongate core and outer layer is disclosed. The outer layer includes a sound attenuating portion having a first average density and a stem portion having a second average density, and the second average density is greater than the first average density.Type: ApplicationFiled: July 12, 2012Publication date: January 16, 2014Inventors: James P. Endle, Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Publication number: 20140017492Abstract: A foamable article is disclosed. The article includes a substrate and an outer layer covering at least a portion of the substrate and including an unactivated expandable sphere foaming agent and an unactivated chemical foaming agent. The unactivated foaming agents may be activated to increase the volume of the outer layer.Type: ApplicationFiled: July 12, 2012Publication date: January 16, 2014Inventors: Jeffrey L. Hamer, Alan R. Seville, Kenneth F. Teeters
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Patent number: 7731487Abstract: A mold for forming a foam earplug including a lower mold portion including a lower cavity; and an upper mold portion including an upper cavity and a means for venting a gas during a rising of the foam, wherein the lower and upper mold portions are engageable so as to communicably engage the lower and upper cavities.Type: GrantFiled: February 17, 2006Date of Patent: June 8, 2010Assignee: 3M Innovative Properties CompanyInventors: Richard Knauer, Alan R. Seville, Robert N. Falco, James Hall, Lori S. Hall, legal representative
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Patent number: 7727433Abstract: A hearing device including a foam, a foam insertable portion, a component, and a foam handle portion, and a method of forming the same. The component is nestable with and bondable with the foam such that the component is at least partially within the foam insertable portion and the foam handle portion. The hearing protective device includes earplugs attached to a flexible cord, under-the-chin element, or headband. A method of making a hearing protective device including disposing a component into a mold, introducing a foam or foamable mixture into the mold, causing the foam to rise such that the component is nested within and bonded with the foam.Type: GrantFiled: February 17, 2006Date of Patent: June 1, 2010Assignee: 3M Innovative Properties CompanyInventors: Richard Knauer, Alan R. Seville, Robert N. Falco, James Hall, Lori S. Hall, legal representative
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Patent number: 7475686Abstract: An earplug comprising a foam composition containing a polyvinyl chloride resin and less than about 5 wt % monomeric phthalate, based on the total weight of the foam composition, is described. The foam composition may include a plasticizer containing less than or equal to about 2 wt % monomeric phthalate, based on the total weight of the plasticizer. The earplugs have slow recovery times from 60 percent compression to 10 percent compression of about 10 to about 60 seconds.Type: GrantFiled: October 15, 2004Date of Patent: January 13, 2009Assignee: Cabot Safety Intermediate CorporationInventors: Richard E. Knauer, Alan R. Seville
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Patent number: 7464786Abstract: A hearing protection device insertable into an ear canal is provided, the device generally including a stem portion, a sound attenuating portion affixed to and extending at least partially over the stem portion, and a volume of space disposed between and delimited by the sound attenuating portion and the stem portion, where at least a part of the sound attenuating portion is collapsible into the volume of space during insertion of the hearing protection device into the ear canal.Type: GrantFiled: June 11, 2004Date of Patent: December 16, 2008Assignee: Cabot Safety Intermediate CorporationInventors: Robert N. Falco, Richard Knauer, Alan R. Seville
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Publication number: 20080207790Abstract: An earplug comprising a foam composition comprising a polyvinyl chloride resin and less than about 5 wt % monomeric phthalate, based on the total weight of the foam composition, is described. The foam composition may comprise a plasticizer comprising less than or equal to about 2 wt % monomeric phthalate, based on the total weight of the plasticizer. The earplugs have slow recovery times from 60 percent compression to 10 percent compression of about 10 to about 60 seconds.Type: ApplicationFiled: March 21, 2008Publication date: August 28, 2008Inventors: Richard E. Knauer, Alan R. Seville
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Patent number: D466995Type: GrantFiled: November 28, 2001Date of Patent: December 10, 2002Assignee: Cabot Safety Intermediate CorporationInventors: Richard Knauer, Alan R. Seville, Robert N. Falco, James Hall