John A. Kaiser

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Marker, stylus and eraser holder
- Patent number 11,203,222
- Issue date Dec 21, 2021
- WRIGO LLC
- John A. Kaiser
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Marker holder
- Patent number D914087
- Issue date Mar 23, 2021
- John A. Kaiser
- D19 - Office supplies

Patents Applicationslast 30 patents

Information Patent Application
MARKER, STYLUS AND ERASER HOLDER
- Publication number 20200009900
- Publication date Jan 9, 2020
- WRIGO LLC
- John A. Kaiser
- G06 - COMPUTING CALCULATING COUNTING