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. 16, 1977
Filed:
Jul. 28, 1975
Applicant:
Inventor:
Douglas A Newman, Glen Cove, NY (US);
Assignee:
Columbia Ribbon and Manufacturing Co., Inc., Glen Cove, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
197171 ; 197172 ; 118 46 ; 427141 ; 427428 ;
Abstract
Continuous ink-supply method for duplicating machines such as typewriters to alleviate the necessity for using and replacing conventional ribbons. Method employs a thin film strip or band which has an affinity for liquid ribbon ink, and an inking means for continuously supplying a thin continuous layer of liquid ink to the surface of said film.