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:
Apr. 27, 1982
Filed:
Mar. 24, 1980
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A process for underlaying flat-bed steel rule dies prior to producing sheet-like geometrical cut blanks, preferably from multi-blank sheets, in which varying tolerances, in the punching and cutting direction, of the steel rule cutters held in a rigid plate are compensated by a sheet, corresponding to the area of the sheet being cut, placed on the back of the steel rule cutter plate and consisting of a flowable hardenable plastic, the upper and lower platen being moved together so as to close the die and the sheet of plastic, bearing the relief formed thereon, then being solidified by an after-treatment.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile