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:
Nov. 30, 1993
Filed:
Oct. 07, 1991
Applicant:
Inventors:
David G Hare, Hertfordshire, GB;
Robert Rayner, Hertfordshire, GB;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
428 40 ; 428195 ; 428355 ; 428913 ;
Abstract
An assembly that can be optically scanned and that comprises a transparency that includes an image and that is carried by a transparent support to which it is secured and with which it is in intimate fluid contact wherein the fluid contact is provided by an overall layer of pressure sensitive adhesive that has a refractive index substantially the same as the refractive index of the transparency and that releasably secures the transparency to the support.