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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/20/1990
Application #:
07307066
Filing Dt:
02/06/1989
Inventor:
BRITTON CHANCE
Title:
PHASE MODULATED SPECTROPHOTOMETRY
Assignment: 1
Reel/Frame:
005128/0169Recorded: 06/26/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/21/1989
Assignee:
3401 MARKET STREET
PHILADELPHIA, PENNSYLVANIA 19104
Correspondent:
PHILIP S. JOHNSON
WOODCOCK, WASHBURN, KURTZ,
MACKIEWICZ & NORRIS
ONE LIBERTY PLACE - 46TH FLOOR
PHILADELPHIA, PA 19103
Assignment: 2
Reel/Frame:
006622/0060Recorded: 04/08/1993Pages: 3
Conveyance:
CORRECTED ASSIGNMENT RECORDED AT REEL 5128, FRAME 0169 TO CORRECT THE STATE OF INCORPORATION OF ASSIGNEE
Assignor:
Exec Dt:
04/02/1993
Assignee:
3624 MARKET STREET, SUITE 508
PHILADELPHIA, PENNSYLVANIA 19104
Correspondent:
JOHN N. WILLIAMS
FISH & RICHARDSON
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 3
Reel/Frame:
007492/0303Recorded: 05/22/1995Pages: 10
Conveyance:
NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/02/1993
Exec Dt:
12/02/1993
Assignee:
4014 PINE STREET
PHILADELPHIA, PENNSYLVANIA
Correspondent:
JOHN N. WILLIAMS
FISH & RICHARDSON
225 FRANKLIN STREET
BOSTON, MA 02110-2804

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