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:
Jul. 20, 1982
Filed:
May. 08, 1981
Applicant:
Inventor:
Ping I Lee, Valley Cottage, NY (US);
Assignee:
Airwick Industries, Inc., Carlstadt, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B65D / ; C02B / ;
U.S. Cl.
CPC ...
210764 ; 8101 ; 8137 ; 43124 ; 53416 ; 53477 ; 206-05 ; 210749 ; 210754 ; 239-6 ; 239 34 ; 239 55 ; 422 28 ; 422 37 ; 424 19 ; 428 35 ; 4283054 ; 4283055 ; 4283099 ; 428500 ; 428522 ;
Abstract
A pouch for the controlled release of active ingredients into an aqueous medium comprising liquid or solid active ingredients enclosed in a sealed envelope of cold water-insoluble polyvinyl alcohol.