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:
May. 24, 1988
Filed:
Sep. 16, 1985
Cheng C Wang, Taipei, TW;
Other;
Abstract
An inflatable article includes at least one first gas impervious flexible sheet formed into an inflatable envelope having at least one heat-sealed edge by heat sealing, and at least one second sheet heat sealed to the first sheet to form an additional air compartment, wherein the second sheet has at least one marginal edge which is heat sealed along the heat sealed edge or along a seam adjacent to the heat sealed-edge with an adjacent portion thereof extending over the heat-sealed edge. The additional air compartment expands over and conceals the heat-sealed edge upon inflation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile