David L. Siegfried

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Langhorne, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pasteurizing paints and method for pasteurizing paints
- Patent number 11,045,565
- Issue date Jun 29, 2021
- Columbia Insurance Company
- Robert Sheerin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pasteurizing paints and method for pasteurizing paints
- Patent number 10,639,386
- Issue date May 5, 2020
- Columbia Insurance Company
- Robert Sheerin
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Translucent coating compositions providing improved UV degradation...
- Patent number 7,754,801
- Issue date Jul 13, 2010
- Columbia Insurance Company
- Robert J. Sheerin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stain-resistant no-mix orthodontic adhesive
- Patent number 4,792,577
- Issue date Dec 20, 1988
- Johnson & Johnson Consumer Products, Inc.
- Albert C. Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
STAIN BLOCKING ARCHITECTURAL COMPOSITIONS WITH CATIONIC RESIN AND N...
- Publication number 20240384124
- Publication date Nov 21, 2024
- Columbia Insurance Company
- Xinyu Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pasteurizing Paints and Method for Pasteurizing Paints
- Publication number 20200230268
- Publication date Jul 23, 2020
- Columbia Insurance Company
- Robert Sheerin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pasteurizing Paints and Method for Pasteurizing Paints
- Publication number 20170354751
- Publication date Dec 14, 2017
- Columbia Insurance Company
- Robert Sheerin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Polymer for Extending the Open Time of Waterborne Architectural Coa...
- Publication number 20120165428
- Publication date Jun 28, 2012
- Columbia Insurance Company
- Navin Tilara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Translucent coating compositions providing improved UV degradation...
- Publication number 20070155886
- Publication date Jul 5, 2007
- Robert J. Sheerin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...