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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.:

US 12458528 B1

PDFFull Text
Date of Patent:
Nov. 04, 2025

Filed:

Oct. 22, 2020

Pure polyurethane condom having adhesive layer, and preparation method therefor

Applicant:

Reckitt Benckiser Health Limited, Slough, GB;

Inventors:

Jiabing Dai, Lanzhou, CN;

Weihu Li, Suzhou, CN;

Linlin Feng, Lanzhou, CN;

Liang Chen, Lanzhou, CN;

Assignee:

Reckitt Benckiser Health Limited, , GB;

Attorney:

Lerner David LLP

Primary Examiner:

Ophelia A Hawthorne

Int. Cl.
CPC ...
A61F 6/04 (2006.01); A61F 6/06 (2006.01); A61L 31/06 (2006.01); A61L 31/10 (2006.01); A61L 31/14 (2006.01); B29C 33/40 (2006.01); B29C 41/14 (2006.01); B29C 41/40 (2006.01); C09J 175/04 (2006.01); B29C 41/22 (2006.01); B29K 75/00 (2006.01); B29K 105/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
A61F 6/04 (2013.01); A61F 6/065 (2013.01); A61L 31/06 (2013.01); A61L 31/10 (2013.01); A61L 31/14 (2013.01); B29C 33/40 (2013.01); B29C 41/14 (2013.01); B29C 41/40 (2013.01); C09J 175/04 (2013.01); A61F 2006/043 (2013.01); A61L 2420/02 (2013.01); A61L 2420/04 (2013.01); A61L 2420/08 (2013.01); B29C 41/22 (2013.01); B29K 2075/00 (2013.01); B29K 2105/0097 (2013.01); B29L 2031/7538 (2013.01);
Abstract

Disclosed in the present disclosure are a pure polyurethane condom having an adhesive layer, and a method for preparing the condom. The pure polyurethane condom having an adhesive layer at least comprises: a first polyurethane film layer; a polyurethane adhesive layer on the first polyurethane film layer; and a second polyurethane film layer on the polyurethane adhesive layer, wherein the 100% tensile modulus of the polyurethane adhesive layer is 2.5 N/mmor lower, and the structures of the first polyurethane film layer and the second polyurethane film layer are different from that of the polyurethane adhesive layer.

Find Patent Forward Citations

Dai, Jiabing. (2025). Pure polyurethane condom having adhesive layer, and preparation method therefor (U.S. Patent No. 12458528). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12458528

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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