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Patents Grantslast 30 patents

Information Patent Grant
Micro-suction reusable and repositionable writing surfaces
- Patent number 11,607,903
- Issue date Mar 21, 2023
- COMSERO, INC.
- Anthony Franco
- B32 - LAYERED PRODUCTS
Information Patent Grant
Micro-suction reusable and repositionable writing surfaces
- Patent number 11,179,964
- Issue date Nov 23, 2021
- COMSERO, INC.
- Anthony Franco
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Clipboard
- Patent number 4,375,296
- Issue date Mar 1, 1983
- Shih H. Chang
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Removable glass desk pad
- Patent number 4,292,352
- Issue date Sep 29, 1981
- Larry Singer
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
134116
- Patent number 134,116
- Issue date Dec 17, 1872
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES