Patent Assignment
Reel/Frame 004819/0797
Merger Effective: March 26, 1986
Recorded: 1988-01-15
Pages: 11
Assignors
DARYL LABORATORIES, INC.,
Executed: 1986-01-28
MICROBIOLOGICAL ASSOCIATES, INC., (MERGED INTO)
Executed: 1986-01-28
NEW MICROBIOLOGICAL ASSOCIATES, INC.,
Executed: 1986-01-28
Assignee
Covered Properties
(6)
Immunoadsorptive Surface Coating for Solid-Phase Immunosubstrate and Solid-Phase Immunosubstrate
Patent:
4,340,564 →
Application:
06/170,632 →
Immunoassay Test Slide
Patent:
279,817 →
Application:
06/399,855 →
Immunoassay Test Slide
Patent:
4,468,371 →
Application:
06/399,920 →
Substrate for Fluoroimmunoassay of Biological Fluids
Patent:
4,540,660 →
Application:
06/483,055 →
Immunoassay Substrate
Patent:
4,596,723 →
Application:
06/606,387 →
Flourescent Detection Method Based on Enzyme Activated Conversion of a Fluorophore Precursor Substrate
Patent:
5,017,475 →
Application:
07/089,605 →
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 19, 1982
From: CHEN, ANTHONY B.; HARTE, RICHARD A.; KAUFMAN, NANCY K.
To: DARYL LABORATORIES INC
Reel/Frame 004026/0888 →
Assignment of Assignors Interest.
Nov 10, 1982
From: CHEN, ANTHONY B.; HARTE, RICHARD A.; KAUFMAN, NANCY K.
To: DARYL LABORATORIES, INC.
Reel/Frame 004060/0524 →
Assignment of Assignors Interest.
Apr 7, 1983
From: HARTE, RICHARD A.; CHEN, ANTHONY B.
To: DARYL LABORATORIES, INC.
Reel/Frame 004115/0331 →
Assignment of Assignors Interest.
May 2, 1984
From: KAUFMAN, NANCY K.; HARTE, RICHARD A.; CHEN, ANTHONY B.
To: DARYL LABORATORIES, INC., SANTA CLARA, CA A CA CORP
Reel/Frame 004256/0658 →
Security Interest
Aug 8, 1984
From: DARYL LABORATORIES, INC.
To: FIRST NATIONAL BANK OF MARYLAND, HE
Reel/Frame 004288/0157 →
Security Interest
Aug 8, 1984
From: DARYL LABORATORIES, INC.
To: FIRST NATIONAL BANK OF MARYLAND, THE
Reel/Frame 004288/0154 →
Assignment of Assignors Interest.
Mar 7, 1985
From: INTERNATIONAL DIAGNOSTIC TECHNOLOGY, INC.
To: WHITTAKER CORPORATION
Reel/Frame 004390/0040 →
Assignment of Assignors Interest.
Nov 2, 1987
From: HARTE, RICHARD A.; MASTIN, STEPHEN H.
To: MICROBIOLOGICAL ASSOCIATES, INC., 9900 BLACKWELL ROAD, ROCKVILLE COUNTY MONTGOMERY MARYLAND A CORP. OF MARYLAND
Reel/Frame 004812/0015 →
Merger
Jun 22, 1989
From: TASKER INDUSTRIES, A CORP. OF CA.
To: WHITTAKER CORPORATION, A CORP. OF CA.
Reel/Frame 005267/0361 →
Merger
Jun 22, 1989
From: WHITTAKER CORPORATION, A CORP. OF CA.
To: WHITTAKER CORPORATION, A CORP. OF DE.
Reel/Frame 005261/0367 →
Merger
Mar 6, 1990
From: WHITTAKER CORPORATION, A CORP. OF CA
To: WHITTAKER CORPORATION, A CORP. OF DE
Reel/Frame 005268/0473 →
Assignment of Assignors Interest.
May 20, 1991
From: MICROBIOLOGICAL ASSOCIATES, INC., A MD CORPORATION
To: MAST IMMUNOSYSTEMS A CA CORPORATION
Reel/Frame 005702/0841 →
Assignment of Assignors Interest.
May 20, 1991
From: MICROBIOLOGICAL ASSOCIATES, INC.
To: MAST IMMUNOSYSTEMS, A CORPORATION OF CA
Reel/Frame 005711/0765 →
Assignment of Assignors Interest.
Aug 26, 1991
From: FIRST NATIONAL BANK OF MARYLAND, THE
To: MAST IMMUNOSYSTEMS A CA CORPORATION
Reel/Frame 005811/0958 →
Change of Name
Oct 23, 2000
From: MAST IMMUNOSYSTEMS, INC.
To: HITACHI CHEMICAL DIAGNOSTICS, INC.
Reel/Frame 011195/0673 →