Patent Assignment
Reel/Frame 009693/0493
Corrected Assignment to Correct Assignee Name, Previously Recorded Incorrect on Reel 9375, Frame 0340.
Recorded: 1999-01-19
Pages: 6
Assignor
PRECISION INSTRUMENT DESIGN, INC.
Executed: 1998-10-28
Assignee
GRASS, GEORGE M.
1506 JUNIPER MOUNTAIN ROAD, TANOE CITY, CALIFORNIA, 96145
Covered Properties
(2)
Membrane Holder
Patent:
5,591,636 →
Application:
08/505,921 →
Device and Method for Circulating Fluid Over a Membrane
Patent:
5,599,688 →
Application:
08/506,049 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 10, 1998
From: PRECISION INSTRUMENT DESIGN
To: NAVICYTE INC.
Reel/Frame 009375/0340 →
Assignment of Assignor's Interest
Jan 29, 1999
From: GRASS, GEORGE M.
To: NAVICYTE, INC.
Reel/Frame 009731/0221 →
Assignment of Assignor's Interest
Jan 29, 1999
From: GRASS, GEORGE M.
To: NAVICYTE, INC.
Reel/Frame 009731/0218 →
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 →