Patent Assignment
Reel/Frame 009693/0712
Assignment of Assignor's Interest
Recorded: 1999-01-13
Pages: 3
Assignor
PRECISION INSTRUMENT DESIGN, INC.
Executed: 1998-11-05
Assignee
GRASS, GEORGE M.
1506 JUNIPER MOUNTAIN ROAD, TAHOE CITY, CALIFORNIA, 96145
Covered Property
(1)
Apparatus for in Vitro Determination of Substances Across Membranes, Biological Tissues, or Cell Cultures
Patent:
5,183,760 →
Application:
07/685,167 →
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 13, 1999
From: GRASS, GEORGE M.; SWEETANA, STEPHANIE A.
To: PRECISION INSTRUMENT DESIGN, INC.
Reel/Frame 009693/0634 →
Assignment of Assignor's Interest
Jan 13, 1999
From: GRASS, GEORGE M.
To: NAVICYTE, INC.
Reel/Frame 009693/0640 →
Security Interest
Aug 3, 2000
From: HARVARD APPARATUS, INC.
To: BROWN BROTHERS HARRIMAN & CO.
Reel/Frame 011027/0010 →
Assignment of Assignor's Interest
Sep 13, 2001
From: NAVICYTE, INC.
To: LION BIOSCIENCE AG
Reel/Frame 012153/0844 →
Release of Patent Security Agreement
Feb 1, 2018
From: BROWN BROTHERS HARRIMAN & CO.
To: HARVARD BIOSCIENCE, INC. (SUCCESSOR IN INTEREST TO HARVARD APPARATUS, INC.
Reel/Frame 045219/0436 →
Security Interest
Dec 28, 2020
From: HARVARD BIOSCIENCE, INC.
To: CITIZENS BANK, N.A.
Reel/Frame 054855/0481 →
Release of Security Interest
Dec 18, 2025
From: CITIZENS BANK, N.A.
To: HARVARD BIOSCIENCE, INC.; DATA SCIENCES INTERNATIONAL, INC.
Reel/Frame 074022/0661 →