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Robert Adam Riggs
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Colonial Heights, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Seamless corrugated insert gasket and method of forming the same
Patent number
8,066,843
Issue date
Nov 29, 2011
Virginia Sealing Products, Inc.
Tyler Hamilton Ragsdale
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Seamless corrugated insert gasket and method of forming the same
Patent number
7,455,301
Issue date
Nov 25, 2008
Virginia Sealing Products, Inc.
Tyler Hamilton Ragsdale
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Manway cover gasket
Patent number
6,824,140
Issue date
Nov 30, 2004
James E. B. Frew
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
TRACEABLE GASKET AND COMPRESSION PACKING MATERIAL
Publication number
20230160471
Publication date
May 25, 2023
Teadit N.A., Inc.
Carlos Daniel Braga Girao BARROSO
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Application
SEAMLESS CORRUGATED INSERT GASKET AND METHOD OF FORMING THE SAME
Publication number
20090044904
Publication date
Feb 19, 2009
Virginia Sealing Products, Inc.
Tyler Hamilton Ragsdale
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Seamless corrugated insert gasket and method of forming the same
Publication number
20070205566
Publication date
Sep 6, 2007
Tyler Hamilton Ragsdale
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Hybrid gasket
Publication number
20060181032
Publication date
Aug 17, 2006
Robert Adam Riggs
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Manway cover gasket
Publication number
20040108660
Publication date
Jun 10, 2004
James E. B. Frew
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...