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:
Jul. 18, 1989
Filed:
Aug. 07, 1987
Applicant:
Inventor:
David G Halley, Renton, WA (US);
Assignee:
Weyerhaeuser Company, Tacoma, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B07B / ; B07B / ;
U.S. Cl.
CPC ...
209319 ; 209341 ; 2093652 ; 209405 ; 209412 ; 248900 ;
Abstract
A tray classifier in which the trays are locked together easily, and stay locked together while being shaken, but are movable with respect to each other if the trays came in contact with an object. The trays have upper and lower locking surfaces which nest with the locking surfaces of the stack locking member of an adjacent upper or lower tray.
Halley, David. (1989). Classifier (U.S. Patent No. 4848607). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4848607
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile