CHEMCO
Filed: March 22, 1949
PHOTOGRAPHIC, PHOTO-ENGRAVING, AND PHOTOMECHANICAL APPARATUS, MACHINES, APPLIANCES AND SUPPLIES-NAMELY, ROLL CAMERA, OFFSET…
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71575842
POWER-FIX
Filed: March 22, 1949
PHOTOGRAPHIC CHEMICALS-NAMELY, CONCENTRATED ACID AMMONIUM THIOSULFATE FIXING BATHS
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71575847
CHEMCO
Filed: February 16, 1950
CHEMICALS AND CHEMICAL PREPARATIONS, PARTICULARLY FOR USE IN PHOTOGRAPHY, PHOTOENGRAVING, LITHOGRAPHY, ROTARY PHOTOGRAVURE…
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71592546
CHEMCO
Filed: February 16, 1950
PHOTOGRAPHIC, PHOTOENGRAVING AND PHOTOMECHANICAL APPLIANCES, APPARATUS, MACHINES AND SUPPLIES-NAMELY (GROUP A) FOCUSING…
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71592548
POWERLITH
Filed: May 18, 1954
PHOTOGRAPHIC AND PHOTOMECHANICAL SUPPLIES-NAMELY, PHOTOSENSITIVE FILM ESPECIALLY FOR USE IN PHOTOLITHOGRAPHY
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71666572
CHEMCO
Filed: November 29, 1954
PHOTOGRAPHIC FILM SOLD IN THE FORM OF ROLLS AND SHEETS FOR PHOTOMECHANICAL AND OTHER PHOTOGRAPHIC USE
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 71677393
DS SOLUTION
Filed: December 5, 1960
SOLUTION FOR USE IN THE PREPARATION OF ZINC AND COPPER PLATES FOR ETCHING, ESPECIALLY IN PHOTOENGRAVING
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72109560
MONO-CONCENTRATE
Filed: January 13, 1961
PHOTOGRAPHIC DEVELOPER-NAMELY, DEVELOPER CONCENTRATE FOR USE IN PHOTOLITHOGRAPHY
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72111785
ORTHO-SPEED
Filed: January 13, 1961
PHOTOGRAPHIC AND PHOTOMECHANICAL DEVELOPER CONCENTRATE
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72111786
POWERDOT SUPERCONCENTRATE
Filed: December 16, 1963
PHOTOGRAPHIC DEVELOPERS
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72183033
POWERTONE
Filed: August 13, 1964
PHOTOGRAPHIC DEVELOPER-NAMELY, PHOTOGRAPHIC DEVELOPER CONCENTRATED SOLUTION
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72199792
KOPR-TOP
Filed: September 15, 1966
SOLUTIONS FOR PHOTOENGRAVING USE-NAMELY, HOT TOP ENAMEL AND SENSITIZER
Owned by: CHEMCO PHOTOPRODUCTS COMPANY, INC.
Serial Number: 72254501
