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. 05, 1996
Filed:
May. 13, 1994
Applicant:
Inventors:
Rufus B Seder, Boston, MA (US);
Larry Goldberg, Cambridge, MA (US);
Assignee:
WGBH Educational Foundation, Boston, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
353 98 ; 353122 ; 359630 ; 359871 ;
Abstract
A system and apparatus for selectively delivering auxiliary text to viewers of a primary audiovisual performance by presenting the horizontally reversed text in an illuminated display and providing selected viewers with a reflector adjustable to place the reflected image in the field of view of the primary image.