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:
Jan. 24, 1984
Filed:
May. 04, 1983
Applicant:
Inventors:
Robert H Larsen, Middletown, NJ (US);
Harold R Piszczek, Randolph, NJ (US);
Assignee:
The Singer Company, Stamford, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B63B / ;
U.S. Cl.
CPC ...
242157 ; 112302 ; 112270 ;
Abstract
A plastic guide for thread extending from a supply spool to the sewing instrumentalities of a sewing machine is provided with a metal wear bar to engage thread exiting from an opening in the guide and prevent the thread from cutting a groove in the plastic material of the guide at the edge of the opening.
Larsen, Robert. (1984). Sewing machine thread guide with protective guard (U.S. Patent No. 4427165). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4427165
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile