Patent Assignment
Reel/Frame 004288/0154
Security Interest
Recorded: 1984-08-08
Pages: 3
Assignor
DARYL LABORATORIES, INC.
Executed: 1984-08-01
Assignee
FIRST NATIONAL BANK OF MARYLAND, THE
25 SOUTH CHARLES ST., A NATIONAL BANKING ASSOCIATION, BALTIMORE, MARYLAND, 21201
Covered Property
(1)
Immunoassay Test Slide
Patent:
4,468,371 →
Application:
06/399,920 →
Related Assignments
(5)
Other recorded transfers of the patent 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 →
Merger Effective: March 26, 1986
Jan 15, 1988
From: DARYL LABORATORIES, INC.,; MICROBIOLOGICAL ASSOCIATES, INC., (MERGED INTO); NEW MICROBIOLOGICAL ASSOCIATES, INC.,
To: MICROBIOLOGICAL ASSOCIATES, INC.,
Reel/Frame 004819/0797 →
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 →