Patent Assignment
Reel/Frame 004371/0965
Assignment of Assignors Interest.
Recorded: 1985-02-19
Pages: 1
Assignee
MASSACHUSETTS INSTITUTE OF TECHNOLOGY, A CORP OF MA
77 MASSACHUSETTS AVE., CAMBRIDGE, MASSACHUSETTS, 02139
Covered Property
(1)
Non-Peptide Polyamino Acid Bioerodible Polymers
Patent:
4,638,045 →
Application:
06/703,153 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Mar 15, 1999
From: REPROGENESIS, INC.
To: ESSEX WOODLANDS HEALTH VENTURES FUND III, L.P.; H&Q HEALTHCARE INVESTORS; H&Q LIFE SCIENCES INVESTORS; PIEDMONT VENTURE PARTNERS, LIMIED PARTNERSHIP
Reel/Frame 009808/0755 →
Release of Security Interest
Jan 28, 2000
From: ESSEX WOODLANDS HEALTH VENTURES FUND, L.P.; H&Q HEALTHCARE INVESTORS; PIEDMONT VENTURE PARTNERS, LIMITED PARTNERSHIP; H&Q LIFE SCIENCES INVESTORS
To: REPROGENESIS, INC.
Reel/Frame 010539/0060 →