Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Cyan dye-forming couplers
T101601 Cyan dye-forming couplers
Patent Drawings:

Inventor: Lau
Date Issued: March 2, 1982
Application: 06/280,594
Filed: July 6, 1981
Inventors: Lau; Philip T. S. (Rochester, NY)
Assignee:
Primary Examiner:
Assistant Examiner:
Attorney Or Agent:
U.S. Class: 430/17; 430/384; 430/385; 430/552; 430/553; 568/716
Field Of Search:
International Class:
U.S Patent Documents:
Foreign Patent Documents:
Other References:









Abstract: Novel phenolic cyan dye-forming couplers contain in the 2-position a p-cyanophenylureido group. These couplers are useful in photographic emulsions, elements and processes.
Claim:
Description:
 
 
  Recently Added Patents
Point-of-sale cart
Functionalized main chain polymers
Bandpass filter and radio communication module and radio communication device using the same
Wristwatch
High safety vehicular transportation system and operational method thereof
System and method for storing redundant information
Dual functional medium shredding machine structure
  Randomly Featured Patents
Nucleic acid molecules which code for enzymes derived from wheat and which are involved in the synthesis of starch
Method and apparatus for package wall testing
Process for producing chopped carbon fibers
Process for the preparation of .alpha.-aminoacylanilides
Semiconductor device and layout design apparatus of semiconductor device
Glass composition and ion exchange strengthened glass article produced from same
Picture-in-picture repositioning and/or resizing based on video content analysis
Wafer stage storage structure speed testing
Method for determining the construction of a mask for the micropatterning of semiconductor substrates by means of photolithography
Expandable polystyrene particles