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:
Aug. 23, 1977
Filed:
Jun. 23, 1975
Robert P Bamford, deceased, late of Toledo, OH (US);
Richard A Herrington, Walbridge, OH (US);
Waldemar W Oelke, Rossford, OH (US);
Libbey-Owens-Ford Company, Toledo, OH (US);
Abstract
A method of and apparatus for bending and tempering a relatively thin glass sheet comprising heating the glass sheet to its softening point in a heating chamber, rapidly conveying the sheet from the heating chamber to and between a pair of mold press members for immediate press shaping therebetween, and then quickly chilling the sheets below the annealing temperature range of the glass in a two-stage operation by applying a cooling medium successively under relatively high and low pressures to the opposite surfaces of the sheet.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile