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:
Sep. 15, 1998
Filed:
Apr. 14, 1997
Applicant:
Inventors:
Susan M Hammill, Buffalo, NY (US);
Mark J Poydock, Buffalo, NY (US);
Assignee:
IIMAK, Amherst, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400249 ; 400703 ; 242344 ; 116284 ;
Abstract
A cassette with an end of ribbon indicator or mark in accordance with the present invention includes a spool for storing the useable ribbon, a pair of end hubs, and at least one end of ribbon mark. One of the end hubs is connected to each end of the spool. Each of the end hubs has an inner surface facing the spool which includes the end of ribbon mark. The mark indicates how much usable ribbon is left on the spool. Preferably, the marks comprise a plurality of concentric rings centered around an axis extending along the length of the center of the spool.