The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 23, 2021
Filed:
Nov. 16, 2019
Applicant:
Igor Abramov, Vista, CA (US);
Inventor:
Igor Abramov, Vista, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47G 21/18 (2006.01); C08L 5/08 (2006.01);
U.S. Cl.
CPC ...
A47G 21/18 (2013.01); C08L 5/08 (2013.01); C08L 2201/06 (2013.01); C08L 2205/03 (2013.01);
Abstract
A disposable degradable drinking straw made of chitin contains water-activated degrading enzymes. Initially in inactive lyophilized (dry) form, the enzymes upon exposure to ambient water in environment degrade chitin-based drinking straw to chitosan, a benign compound.