Charles J. Spofford

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Greenfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-aligning jamb jack screw
- Patent number 12,173,516
- Issue date Dec 24, 2024
- Charles James Spofford
- E04 - BUILDING
Information Patent Grant
Appliance with shim compatible geometry
- Patent number 11,454,010
- Issue date Sep 27, 2022
- Charles James Spofford
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Appliance with a base wall having a contact surface including at le...
- Patent number 10,709,242
- Issue date Jul 14, 2020
- Charles James Spofford
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Integral shim-pack with an adjustment pull tang
- Patent number 8,813,437
- Issue date Aug 26, 2014
- Charles J. Spofford
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Adjustable modules
- Patent number 4,592,402
- Issue date Jun 3, 1986
- Charles J. Spofford
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Self-Aligning Jamb Jack Screw
- Publication number 20230287692
- Publication date Sep 14, 2023
- Charles James Spofford
- E04 - BUILDING
Information Patent Application
Appliance with Shim Compatible Geometry
- Publication number 20200340225
- Publication date Oct 29, 2020
- Charles James Spofford
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Appliance with a base wall having a contact surface including at le...
- Publication number 20180206638
- Publication date Jul 26, 2018
- Charles James SPOFFORD
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...