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. 18, 2008
Filed:
Jan. 27, 2004
Andrew Perkins, Berkeley, CA (US);
Andrew Perkins, Berkeley, CA (US);
Free-Flow Packaging International, Inc., Redwood City, CA (US);
Abstract
Method and apparatus which facilitate the tearing of packing materials and the like into desired lengths by pre-tearing them along the rows of perforations which are provided for that purpose. In the disclosed embodiments, a packing material having inflated chambers separated by rows of perforations is fed at a predetermined speed in a direction generally perpendicular to the rows and periodically pulled upon rather abruptly to produce a partial tearing of the material along the rows of perforations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile