Patents by Inventor Lawrence B. Dumm

Lawrence B. Dumm 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).

  • Debris repelling filtering device for roof gutters
    Patent number: 10683667
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: June 16, 2020
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore
  • Debris Repelling Filtering Device for Roof Gutters
    Publication number: 20170370105
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Application
    Filed: September 7, 2017
    Publication date: December 28, 2017
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore
  • Debris repelling filtering device for roof gutters
    Patent number: 9783988
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Grant
    Filed: February 7, 2016
    Date of Patent: October 10, 2017
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore
  • Debris Repelling Filtering Device for Roof Gutters
    Publication number: 20170022714
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Application
    Filed: February 7, 2016
    Publication date: January 26, 2017
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore
  • Debris repelling filtering device for roof gutters
    Patent number: 9284735
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: March 15, 2016
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore
  • Debris Repelling Filtering Device for Roof Gutters
    Publication number: 20150225960
    Abstract: A gutter filtering device constructed to be mounted on top of a gutter opening and to extend from the front to the rear, and to attach to the front lip of the gutter. The gutter filtering device comprises a main body frame portion supporting a filtering media, a front mounting portion and a rear wing mounting portion. The main body frame portion is comprised of louvers that supports and holds a filtering media. The front mounting portion comprises a bending of the main body frame that folds over and crimps to the front end of the filtering media. The rear mounting portion comprises a separate rear wing folded over and crimpled to rear portion of the main body frame. The filtering media's top surface is shaped with many front to rear raised ridges in an repeating S-shape pattern that are parallel and form a consistent pattern from left to right.
    Type: Application
    Filed: August 18, 2014
    Publication date: August 13, 2015
    Inventors: Slate E. Bryer, Lawrence B. Dumm, Christopher G. Tatasciore