Patent Assignment
Reel/Frame 008943/0651
Assignment of Assignor's Interest
Recorded: 1998-01-29
Pages: 9
Assignor
DOW CHEMICAL COMPANY, THE
Executed: 1997-09-19
Assignee
TOYOBO CO., LTD.
2-8, DOJIMAHAMA 2 CHOME, KITA-KU, OSAKA, 530, JAPAN
Covered Properties
(69)
Thermally Stable Rod-Like Polymers
Patent:
4,225,700 →
Application:
06/032,539 →
Liquid Crystalline Polymer Compositions, Process, and Products
Patent:
4,533,692 →
Application:
06/433,831 →
Liquid Crystalline Poly (2,6-Benzothiazole) Compositions, Process, and Products
Patent:
4,533,724 →
Application:
06/451,741 →
Liquid Crystalline Polymer Compositions, Process and Products
Patent:
4,703,103 →
Application:
06/590,292 →
Liquid Crystalline Polymer Compositions, Process, and Products
Patent:
4,533,693 →
Application:
06/616,469 →
Liquid Crystalline Polymer Compositions, Process, and Products
Patent:
5,260,365 →
Application:
06/733,424 →
Liquid Crystalline Polymer Compositions, Process, and Products
Patent:
4,772,678 →
Application:
06/762,750 →
Preparation of 3-Amino-4-Hydroxybenzoic Acids
Patent:
4,835,306 →
Application:
06/827,996 →
Preparation of Aromatic Heterocyclic Polymers
Patent:
4,847,350 →
Application:
06/868,396 →
Process for Preparing 4,6-Dinitroresorcinol
Patent:
4,745,232 →
Application:
07/001,243 →
1,3-Bis(Alkylcarbonato)-Nitrobenzenes
Patent:
4,912,246 →
Application:
07/110,754 →
Process of Making Theroplastic Copolymers Containing Polybenzoxazole, Polybenzothiazole and Polybenzimidazole Moieties
Patent:
5,089,568 →
Application:
07/256,338 →
Process for the Preparation of Amino-1,3-Benzenediol
Patent:
4,982,001 →
Application:
07/290,068 →
Copolymers Containing Polybenzoxazole, Polybenzothiazole and Polybenzimidazole Moieties
Patent:
5,030,706 →
Application:
07/327,925 →
Thermoplastic Compositions Containing Polybenzoxazole, Polybenzothiazole and Polybenzimidazole Moieties
Patent:
5,075,392 →
Application:
07/327,926 →
Phosphate Salts of Monomers for Pbz and Their Use in Preparing Pbz Polymers
Patent:
5,138,020 →
Application:
07/341,502 →
Copolymers Containing Polybenzazole Mer Units and Poly(Aromatic Ketone) or Poly(Aromatic Sulfone) Mer Units
Patent:
5,110,894 →
Application:
07/378,360 →
Process to Synthesize Ab-Pbo Monomer and Phosphate Salts Thereof
Patent:
4,959,492 →
Application:
07/380,567 →
Aqueous Reduction Process for Halo-Nitro-Phenols
Patent:
5,001,265 →
Application:
07/386,056 →
Branched Polybenzazole Polymer and Method of Preparation
Patent:
5,124,432 →
Application:
07/401,346 →
Copolymers Containing Polybenzoxazole, Polybenzothiazole and Polybenzimidazole Moieties
Patent:
5,151,489 →
Application:
07/407,973 →
Polybenzoxazoles Having Pendant Methyl Groups
Patent:
5,021,580 →
Application:
07/425,159 →
Process for the Preparation of Ar-Amino-Para-Arenediols
Patent:
5,099,057 →
Application:
07/506,406 →
Polybenzazole Polymers Containing Indan Moieties
Patent:
5,034,026 →
Application:
07/513,316 →
Copolymers Containing Polybenzoxazole, Polybenzothiazole and and Polybenzimidazole Moieties
Patent:
5,098,985 →
Application:
07/520,589 →
Phosphate Salts of Qb-Polybenzoxazole Monomer
Patent:
5,068,384 →
Application:
07/546,596 →
Process to Polymerize Ab-Pbo Monomer Phosphate Salts
Patent:
5,210,171 →
Application:
07/546,597 →
Shaped Articles Containing Copolymers of Polybenzazoles
Patent:
5,273,823 →
Application:
07/547,650 →
Polybenzazole Polymer Containing Perfluorocyclobutane Rings
Patent:
5,091,500 →
Application:
07/588,127 →
Rapid Advancement of Molecular Weight in Polybenzazole Oligomer Dopes
Patent:
5,089,591 →
Application:
07/600,549 →
Use of Reducing Agents in Polybenzazole Synthesis
Patent:
5,142,021 →
Application:
07/600,550 →
Staged Polymerization of Polybenzazole Polymers
Patent:
5,194,568 →
Application:
07/600,551 →
Protective Garment Containing Polybenzazole
Patent:
5,233,821 →
Application:
07/660,497 →
Semi-Continuous Process for Synthesis of Polybenzazole Polymers
Patent:
5,219,981 →
Application:
07/663,332 →
Preparation of Aryl Compounds Containing Carboxyl and Sulfonyl Groups
Patent:
5,210,257 →
Application:
07/685,257 →
Salts of Polybenzazole Monomers and Their Use
Patent:
5,276,128 →
Application:
07/780,493 →
Rapid Advancement of Molecular Weight in Polybenzazole Oligomer Dopes
Patent:
5,233,014 →
Application:
07/806,110 →
Consolidation and Molding of Polybenzazole-Containing Materials
Patent:
5,244,617 →
Application:
07/831,713 →
Branch Polybenzazole Polymer and Method of Preparation
Patent:
5,218,076 →
Application:
07/849,628 →
Apparatus to Dry/Heat Treat Continuous Web Stock of Film
Patent:
5,287,637 →
Application:
07/859,177 →
Process for Coagulating and Washing Lyotropic Polybenzazole Films
Patent:
5,302,334 →
Application:
07/887,443 →
Process for Post-Spin Finishing of Polybenzoxazole Fibers
Patent:
5,273,703 →
Application:
07/929,272 →
Process for Fabricating Oriented Polybenzazole Films
Patent:
5,367,042 →
Application:
07/937,327 →
Orientation of Never-Dried Molecular Composite Films
Patent:
5,328,654 →
Application:
07/956,536 →
Aqueous Synthesis of 2-Halo-4,6-Dinitroresorcinol and 4,6-Diaminoresorcinol
Patent:
34,589 →
Application:
07/966,663 →
High Purity Process for the Preparation of 4,6-Diamino-1,3-Benzenediol
Patent:
34,745 →
Application:
07/973,925 →
Polybenzazole Fiber with Ultra-High Physcial Properties
Patent:
5,286,833 →
Application:
07/985,060 →
Steam Heat-Treatment Method for Polybenzazole Fiber
Patent:
5,288,452 →
Application:
07/985,067 →
Rapid Heat-Treatment Method for Polybenzazole Fiber
Patent:
5,288,445 →
Application:
07/985,068 →
Method for Spinning a Polybenzazole Fiber
Patent:
5,296,185 →
Application:
07/985,079 →
Process for Coagulation, Washing and Leaching of Shaped Polybenzazole Articles
Patent:
5,292,469 →
Application:
08/000,847 →
Convective Leaching of Polybenzazole Films
Patent:
5,292,470 →
Application:
08/000,848 →
Liquid Crystalline Polymer Compositions Process, and Products
Patent:
5,374,706 →
Application:
08/136,430 →
Synthesis of Diaminoresorcinol from Resorcinol
Patent:
5,410,083 →
Application:
08/137,654 →
Method for Rapid Drying of a Polybenzazole Fiber
Patent:
5,429,787 →
Application:
08/142,526 →
Polybenzazole Fibers with Ultra-High Physical Properties and Method for Making Them
Patent:
5,356,584 →
Application:
08/152,547 →
Process for Post-Spin Finishing of Polybenzoxazole Fibers
Patent:
5,411,694 →
Application:
08/154,237 →
Process for Post-Spin Finishing of Polybenzoxazole Fibers
Patent:
5,417,915 →
Application:
08/162,724 →
Cleaving Arylethers
Patent:
5,463,129 →
Application:
08/173,451 →
Process for the Preparation of Diaminoresorcinol
Patent:
5,399,768 →
Application:
08/173,452 →
Process for the Preparation of Diaminoresorcinol
Patent:
5,414,130 →
Application:
08/173,547 →
Process for the Drying and Heat-Treatment of Polybenzazole Films
Patent:
5,445,779 →
Application:
08/182,818 →
Preparation of 4,6-Diaminoresorcinol Through a Bisazoarylresorcinol Intermediate
Patent:
5,453,542 →
Application:
08/201,297 →
Method for Stable Rapid Spinning of a Polybenzoxazole or Polybenzothiazole Fiber
Patent:
5,385,702 →
Application:
08/207,989 →
One-Step Preparation of 4, 6-Dinitroresorcinol from Resorcinol
Patent:
5,371,303 →
Application:
08/213,767 →
Method for Preparing Polybenzoxazole or Polybenzothiazole Fibers
Patent:
5,534,205 →
Application:
08/286,297 →
Process for the Preparation of Polybenzazole Staple Fiber
Patent:
5,585,052 →
Application:
08/365,614 →
Polybenzazole Fibers Having Improved Tensile Strength Retention
Patent:
5,552,221 →
Application:
08/366,346 →
Process for the Preparation of Polybenzazole Filaments and Fibers
Patent:
5,525,638 →
Application:
08/500,651 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 17, 1982
From: WOLFE, JAMES F.; SYBERT, PAUL D.; WILSON, BLAKE
To: SRI INTERNATIONAL
Reel/Frame 004078/0678 →
Assignment of Assignors Interest.
Sep 17, 1982
From: SYBERT, PAUL D.; WOLFE, JAMES F.
To: SRI INTERNATIONAL
Reel/Frame 004064/0015 →
Assignment of Assignors Interest.
Sep 15, 1983
From: WOLFE, JAMES F.; SYBERT, PAUL D.
To: SRI INTERNATIONAL A CORP OF CA
Reel/Frame 004298/0900 →
Assignment of Assignors Interest.
Mar 16, 1984
From: WOLFE, JAMES F.; SYBERT, PAUL D.
To: SRI INTERNATIONAL A CA CORP
Reel/Frame 004295/0568 →
Assignment of Assignors Interest.
Sep 26, 1984
From: SYBERT JOANNE R.
To: SRI INTERNATIONAL A CA CORP
Reel/Frame 004303/0895 →
Assignment of Assignors Interest.
Sep 26, 1984
From: SYBERT,JOANNE R.; SYBERT, PAUL D.; WOLFE, JAMES F.
To: SRI INTERNATIONAL, A CA CORP
Reel/Frame 004303/0916 →
Assignment of Assignors Interest.
Sep 26, 1984
From: SYBERT JOANNE R.
To: SRI INTERNATIONAL, INC. A CORP. OF CA
Reel/Frame 004303/0899 →
Assignment of Assignors Interest.
Sep 26, 1984
From: SYBERT JOANNE R.
To: SRI INTERNATIONAL A CA CORP
Reel/Frame 004303/0897 →
Assignment of Assignors Interest.
Aug 26, 1985
From: SRI INTERNATIONAL
To: SRI DEVELOPMENT COMPANY INC.,
Reel/Frame 004446/0104 →
Assignment of Assignors Interest.
Aug 26, 1985
From: SRI INTERNATIONAL
To: SRI DEVELOPMENT COMPANY INC.,
Reel/Frame 004446/0102 →
Assignment of Assignors Interest.
Aug 26, 1985
From: SRI INTERNATIONAL
To: SRI DEVELOPMENT COMPANY INC.,
Reel/Frame 004446/0100 →
Assignment of Assignors Interest.
Aug 26, 1985
From: SRI INTERNATIONAL
To: SRI DEVELOPMENT COMPANY INC., MENLO PARK, CA.
Reel/Frame 004444/0841 →
Assignment of Assignors Interest.
Aug 26, 1985
From: SRI INTERNATIONAL
To: SRI DEVELOPMENT COMPANY INC., MENLO PARK, CA.
Reel/Frame 004444/0839 →
Assignment of Assignors Interest.
Sep 3, 1985
From: SRI DEVELOPMENT COMPANY, INC.
To: COMMTECH INTERNATIONAL, A CORP. OF CA.
Reel/Frame 004451/0475 →
Assignment of Assignors Interest.
Sep 3, 1985
From: SRI DEVELOPMENT COMPANY, INC., MENLO PARK, CA., A CORP. OF CA.
To: COMMTECH INTERNATIONAL, A CORP. OF CA.
Reel/Frame 004450/0924 →
Assignment of Assignors Interest.
Sep 3, 1985
From: SRI DEVELOPMENT COMPANY, INC., A CORP. OF CA.
To: COMMTECH INTERNATIONAL, A CORP. OF CA.
Reel/Frame 004450/0911 →
Assignment of Assignors Interest.
Sep 3, 1985
From: SRI DEVELOPMENT COMPANY, INC., A CORP. OF C.
To: COMMTECH INTERNATIONAL, A CORP. OF CA.
Reel/Frame 004450/0908 →
Assignment of Assignors Interest.
Sep 3, 1985
From: SRI DEVELOPMENT COMPANY, INC., MENLO PARK, CA., A CORP. OF CA.
To: COMMTECH INTERATIONAL, A CORP. OF CA.
Reel/Frame 004450/0926 →
Assignment of Assignors Interest.
Oct 22, 1985
From: SYBERT, JOANNE R.; WOLFE, JAMES F.; SYBERT, PAUL D.; WILSON, BLAKE
To: SRI INTERNATIONAL MENLO PARK, CA A CA CORP
Reel/Frame 004470/0522 →
Assignment of Assignors Interest.
Dec 6, 1985
From: S.R. I. INTERNATIONAL
To: SRI DEVELOPMENT COMPANY, INC.
Reel/Frame 004484/0575 →
Assignment of Assignors Interest.
Aug 25, 1986
From: SRI DEVELOPMENT COMPANY, INC.
To: COMMTECH INTERNATIONAL MANAGEMENT CORPORATION
Reel/Frame 005397/0393 →
Assignment of Assignors Interest.
Jan 5, 1989
From: HARRIS, WILLIAM J.
To: DOW CHEMICAL COMPANY, THE
Reel/Frame 005026/0874 →
Assignment of Assignors Interest.
Mar 23, 1989
From: LYSENKO, ZENON
To: DOW CHEMICAL COMPANY, THE
Reel/Frame 005075/0102 →
Assignment of Assignors Interest.
Dec 29, 1989
From: LYSENKO, ZENON; RAND, CYNTHIA L.
To: DOW CHEMICAL COMPANY, THE
Reel/Frame 005203/0184 →
Assignment of Assignors Interest.
May 21, 1990
From: COMMTECH INTERNATIONAL, MENLO PARK, CA., A CA. LIMITED PARTNERSHIP
To: DOW CHEMICAL COMPANY, THE, A CORP. OF DE.
Reel/Frame 005311/0672 →