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:
Jun. 11, 1991
Filed:
Jun. 05, 1989
Applicant:
Inventors:
William F Porter, Lake Zurich, IL (US);
Michael G Mastrogany, Mundelein, IL (US);
Michael J Porter, Hanover Park, IL (US);
Assignee:
USG Interiors, Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21F / ;
U.S. Cl.
CPC ...
162116 ; 162117 ; 162296 ;
Abstract
A wet pulp of mineral fibers or the like is forced between a pulp carrier and a corrugated texturing skid inclined toward the downstream end of a moving slab of the pulp. The corrugations of the skid are co-directional with the machine direction of the conveyor belt that transports the pulp under and beyond the skid.
Quick Actions:
Porter, William. (1991). Wet end corrugating of acoustical tile (U.S. Patent No. 5022963). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5022963
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile