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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:009996/0696   Pages: 6
Recorded: 06/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 33
1
Patent #:
Issue Dt:
02/17/1987
Application #:
06704122
Filing Dt:
02/22/1985
Title:
CYCLIC POLYCARBONATE OLIGOMERS AND METHODS FOR THEIR PREPARATION AND USE
2
Patent #:
Issue Dt:
08/12/1986
Application #:
06723672
Filing Dt:
04/16/1985
Title:
METHOD FOR PREPARING LINEAR POLYCARBONATE FROM CYCLIC OLIGOMER WITH ARYL CARBANION GENERATING CATALYST
3
Patent #:
Issue Dt:
01/20/1987
Application #:
06790909
Filing Dt:
10/24/1985
Title:
METHOD FOR THE PREPARATION OF CHLOROFORMATE COMPOSITIONS
4
Patent #:
Issue Dt:
10/07/1986
Application #:
06800865
Filing Dt:
11/22/1985
Title:
METHOD FOR PREPARING CYCLIC POLYCARBONATE OLIGOMER FROM BISCHLOROFORMATE COMPOSITION
5
Patent #:
Issue Dt:
02/23/1988
Application #:
06871641
Filing Dt:
06/06/1986
Title:
METHOD FOR PREPARING CYCLIC POLYCARBONATE OLIGOMER MIXTURES
6
Patent #:
Issue Dt:
04/26/1988
Application #:
06888673
Filing Dt:
07/24/1986
Title:
METHOD FOR CONVERTING CYCLIC POLYCARBONATE OLIGOMER MIXTURES TO LINEAR POLYCARBONATE , AND COMPOSITION RESULTING THEREFROM
7
Patent #:
Issue Dt:
07/12/1988
Application #:
06920540
Filing Dt:
10/20/1986
Title:
CYCLIC POLYESTER OLIGOMER POLYMERIZATION
8
Patent #:
Issue Dt:
03/28/1989
Application #:
07088457
Filing Dt:
08/24/1987
Title:
CYCLIC POLYCARBONATE OLIGOMERS: INHIBITION AND CONTROL OF POLYMERI- ZATION TO LINEAR POLYCARBONATES
9
Patent #:
Issue Dt:
05/09/1989
Application #:
07151148
Filing Dt:
02/01/1988
Title:
CYCLIC POLYESTER OLIGOMER AND METHOD FOR THEIR PREPARATION
10
Patent #:
Issue Dt:
12/19/1989
Application #:
07208515
Filing Dt:
06/20/1988
Title:
CROSSLINKABLE POLYCYCLIC POLYCARBONATE OLIGOMER AND METHODS FOR THEIR PREPARATION AND USE
11
Patent #:
Issue Dt:
05/16/1989
Application #:
07218172
Filing Dt:
07/11/1988
Title:
CYCLIC POLYCARBONATE OLIGOMERS: INHIBITION AND CONTROL OF POLYMERIZATION TO LINEAR POLYCARBONATES
12
Patent #:
Issue Dt:
02/27/1990
Application #:
07224528
Filing Dt:
07/25/1988
Title:
BISCHLOROFORMATE PREPARATION METHOD WITH PHOSGENE REMOVAL AND MONOCHLOROFORMATE CONVERSION
13
Patent #:
Issue Dt:
03/17/1992
Application #:
07521495
Filing Dt:
05/10/1990
Title:
PREPARATION OF BRANCHED POLYCARBONATE FROM OLIGOMERIC CYCLIC POLYCAR- BONATE AND POLYHYDRIC PHENOL
14
Patent #:
Issue Dt:
08/13/1991
Application #:
07608767
Filing Dt:
11/05/1990
Title:
METHOD FOR PREPARING AND POLYMERIZING MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
15
Patent #:
Issue Dt:
03/02/1993
Application #:
07736165
Filing Dt:
07/26/1991
Title:
PREPARATION OF BRANCHED POLYCARBONATE COMPOSITION FROM CYCLIC AROMATIC POLYCARBONATE OLIGOMER, POLYHYDRIC PHENOL AND POLYCARBONATE
16
Patent #:
Issue Dt:
11/23/1993
Application #:
07826570
Filing Dt:
01/27/1992
Title:
LOW MELTING CYCLIC POLYCARBONATE COMPOSITION
17
Patent #:
Issue Dt:
07/27/1993
Application #:
07964996
Filing Dt:
10/22/1992
Title:
METHOD FOR PREPARATION OF MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS FROM BIS(HYDROXYALKYL) DICARBOXYLATES
18
Patent #:
Issue Dt:
09/20/1994
Application #:
08181944
Filing Dt:
01/18/1994
Title:
PROCESS FOR MAKING THERMOPLASTIC POLYESTER FOAMS
19
Patent #:
Issue Dt:
01/31/1995
Application #:
08262793
Filing Dt:
06/20/1994
Title:
TRISSTANNOXANES USEFUL FOR POLYMERIZING MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
20
Patent #:
Issue Dt:
02/14/1995
Application #:
08262795
Filing Dt:
06/20/1994
Title:
METHOD FOR POLYMERIZING MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
21
Patent #:
Issue Dt:
02/07/1995
Application #:
08262799
Filing Dt:
06/20/1994
Title:
BRANCHED POLYESTERS PREPARED FROM MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
22
Patent #:
Issue Dt:
04/18/1995
Application #:
08298706
Filing Dt:
08/31/1994
Title:
PROCESS FOR PREPARING MACROCYCLIC POLYESTER OLIGOMERS
23
Patent #:
Issue Dt:
08/29/1995
Application #:
08346998
Filing Dt:
11/30/1994
Title:
PROCESS FOR PREPARING MACROCYCLIC POLYESTERS
24
Patent #:
Issue Dt:
07/18/1995
Application #:
08352935
Filing Dt:
12/09/1994
Title:
PROCESS FOR ISOLATING MACROCYCLIC POLYESTER OLIGOMERS
25
Patent #:
Issue Dt:
11/14/1995
Application #:
08369986
Filing Dt:
01/09/1995
Title:
POLYMERIZATION OF MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
26
Patent #:
Issue Dt:
06/18/1996
Application #:
08371715
Filing Dt:
01/12/1995
Title:
METHOD FOR POLYMERIZING MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
27
Patent #:
Issue Dt:
03/12/1996
Application #:
08497694
Filing Dt:
06/19/1995
Title:
METHOD FOR POLYMERIZING MACROCYCLIC POLYESTER OLIGOMERS
28
Patent #:
Issue Dt:
01/07/1997
Application #:
08565366
Filing Dt:
11/30/1995
Title:
METHOD FOR POLYMERIZING MACROCYCLIC POLY(ALKYLENE DICARBOXYLATE) OLIGOMERS
29
Patent #:
Issue Dt:
07/15/1997
Application #:
08600643
Filing Dt:
02/14/1996
Title:
PROCESS FOR PRODUCING HIGH DUCTILE POLYESTERS
30
Patent #:
Issue Dt:
01/20/1998
Application #:
08618738
Filing Dt:
03/20/1996
Title:
TITANATE CATALYSTS
31
Patent #:
Issue Dt:
09/16/1997
Application #:
08618742
Filing Dt:
03/20/1996
Title:
PROCESS FOR DEPOLYMERIZING POLYESTERS
32
Patent #:
Issue Dt:
08/26/1997
Application #:
08695155
Filing Dt:
08/05/1996
Title:
TITANATE ESTERS USEFUL AS POLYMERIZATION INITIATORS FOR MACROCYCLIC POLYESTER OLIGOMERS
33
Patent #:
Issue Dt:
09/02/1997
Application #:
08699216
Filing Dt:
08/19/1996
Title:
METHOD FOR PRODUCING POLYESTERS
Assignor
1
Exec Dt:
05/10/1999
Assignee
1
18 HAYWARD ROAD
ACTON, MASSACHUSETTS 01720
Correspondence name and address
TESTA, HURWITZ, & THIBEAULT, LLP
IRA V. HEFFAN
HIGH STREET TOWER
125 HIGH STREET
BOSTON, MA 02110

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