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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/16/1990
Application #:
06540330
Filing Dt:
10/11/1983
Inventors:
RONALD R. MYERS, JACK E. FINK
Title:
METHOD FOR THE COLORIMETRIC DETERMINATION OF POLYCARBOXYLATES IN AQUEOUS SYSTEMS
Assignment: 1
Reel/Frame:
005264/0012Recorded: 03/26/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
10/10/1983
Exec Dt:
10/10/1983
Assignee:
Correspondent:
R. BRENT OLSON
PAT. DEPT., MERCK & CO., INC.
P. O. BOX 2000
RAHWAY, NJ 07065
Assignment: 2
Reel/Frame:
007027/0973Recorded: 06/21/1994Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/20/1994
Assignee:
P.O. BOX 1346 ROUTE 60 & CAMPBELLS RUN ROAD ROBINSON TOWNSHIP PITTSBURGH, PA 15230
PENNSYLVANIA
Correspondent:
CALGON CORPORATION
CRAIG C. COCHENOUR, ESQ.
P.O. BOX 1346, ROBINSON TOWNSHIP
ROUTE 60 & CAMPBELLS RUN ROAD
PITTSBURGH, PA 15230
Assignment: 3
Reel/Frame:
007027/0980Recorded: 06/21/1994Pages: 8
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/20/1994
Assignee:
P.O. BOX 1346 ROUTE 60 & CAMPBELLS RUN ROAD ROBINSON TOWNSHIP PITTSBURGH, PA 15230
PENNSYLVANIA
Correspondent:
CALGON CORPORATION
CRAIG C. COCHENOUR, ESQ.
P.O. BOX 1346, ROBINSON TOWNSHIP
ROUTE 60 & CAMPBELLS RUN ROAD
PITTSBURGH, PA 15230

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