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:
Mar. 31, 1998
Filed:
Oct. 02, 1995
Applicant:
Inventor:
Karl Dean Knight, South San Francisco, CA (US);
Assignee:
M & D Balloons, Inc., Manteno, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156359 ; 156361 ; 156498 ; 156510 ; 156513 ; 156553 ; 156581 ; 1563084 ; 446224 ;
Abstract
Valve making apparatus heat seals valve films together, and cools the resulting product web. Valves are preferably formed in two side-by-side serial arrays, with each operation of a valve die forming multiple balloon valves, including a portion of a balloon valve to be completed on a subsequent operation of the sealing die. A tension control and web conveyor are also disclosed.
Knight, Karl. (1998). Manufacture of valves for inflatable articles (U.S. Patent No. 5733406). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5733406
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile