IP Library › Assignment 006853/0155
Patent Assignment
Reel/Frame 006853/0155

Merger

Recorded: 1994-02-07 Pages: 9
Assignor
INDSPEC CHEMICAL CORPORATION
Executed: 1993-12-02
Assignee
INDSPEC TECHNOLOGIES LTD.
A PENNSYLVANIA BUSINESS TRUST, SUITE 300 411 SEVENTH AVENUE, PITTSBURGH, PENNSYLVANIA, 15219
Covered Properties (28)
Method for the Preparation of Meta Dhydroxybenzenes
Patent: 4,009,212 →
Application: 05/602,767 →
Aryl Sulfide/Sulfonate Polymer
Patent: 4,271,285 →
Application: 06/098,920 →
Process for Reacting Sulfuric Acid and an Aromatic Hydrocarbon to Purify a Disulfonic Acid Product of an Aromatic Hydrocarbon
Patent: 4,302,403 →
Application: 06/171,450 →
Preparation of 1,3-Cyclic Diones by Vapor Phase Cyclization of Delta- Keto Carboxylic Acid Esters Utilizing Carrier Condensable Under Ambient Conditions
Patent: 4,399,310 →
Application: 06/303,541 →
Novel N-Methylolated/Methoxymethylated Aryldisulfonamides
Patent: 4,405,755 →
Application: 06/329,198 →
Preparation of Resorcinol and Substituted Resorcinols by Liquid-Phase Dehydrogenation of 1,3-Cyclic Diones Derived by Vapor-Phase Cyclization of Delta-Keto Carboxylic Acid Esters
Patent: 4,431,848 →
Application: 06/372,030 →
Tris-(3-Hydroxy-4,6-Di-T-Alkylphenyl) Phosphites
Patent: 4,656,302 →
Application: 06/709,658 →
Phenol-Hcho-Resorcinol Resins for Use in Forming Fast Curing Wood Laminating Adhesives
Patent: 4,608,408 →
Application: 06/726,511 →
Process for Preparation of Trisubstituted Phenols
Patent: 4,633,022 →
Application: 06/776,398 →
Novel Compositions
Patent: 4,599,464 →
Application: 06/788,731 →
Long-Chain Alkylresorcinol Phosphites
Patent: 4,705,879 →
Application: 06/817,899 →
Novel Biocides Employing Resorcinol Derivatives
Patent: 4,645,780 →
Application: 06/817,984 →
Hydroperoxidation of Diisopropylbenzene
Patent: 4,935,551 →
Application: 07/136,313 →
Oxidation and Subsequent Decomposition of Dihydroperoxide
Patent: 4,847,437 →
Application: 07/136,315 →
Decomposition of Dihydroperoxide to Resorcinol
Patent: 4,847,436 →
Application: 07/136,316 →
Process for Preparation of Resorcinol
Patent: 4,849,549 →
Application: 07/136,317 →
Rubber Compounding Resin
Patent: 5,049,641 →
Application: 07/214,325 →
Rubber Composition and Method for Making the Same
Patent: 4,892,908 →
Application: 07/215,395 →
Novel Bis-Maleimide Compounds Containing Sulfonate Linkages
Patent: 4,945,169 →
Application: 07/215,555 →
Novel Rubber Compounding Resorcinolic Resins
Patent: 4,889,891 →
Application: 07/238,322 →
Rubber Compounding Resorcinolic Resins and Process for Making the Same
Patent: 5,030,692 →
Application: 07/452,979 →
Rubber Compounding Resin
Patent: 5,021,522 →
Application: 07/482,704 →
Process for the Preparation of M-Aminophenols from Resorcinol
Patent: 5,130,489 →
Application: 07/498,980 →
Hydroxyalkylation of Phenols or Thiophenols with Cyclic Organic Carbonates Using Triorganophosphine Catalysts
Patent: 5,059,723 →
Application: 07/552,428 →
Resorcinol-Modified Phenolic Resin Binder for Reinforced Plastics
Patent: 5,075,413 →
Application: 07/577,804 →
Resorcinol-Modified Phenolic Resin Binder for Reinforced Plastics
Patent: 5,075,414 →
Application: 07/577,807 →
Hydroxyalkyl Aryl Ethers of Di- and Polyhydric Phenols
Patent: 5,244,725 →
Application: 07/840,487 →
Resorcinol-Based Epoxy Resins
Patent: 5,300,618 →
Application: 08/003,987 →
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Jan 7, 1981
From: DRESSLER HANS
To: KOPPERS COMPANY, INC.
Reel/Frame 003821/0424 →
Assignment of Assignors Interest. Aug 3, 1981
From: READE KENNETH G.; DRESSLER HANS; COVELLI FREDERICK M.
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 003886/0049 →
Assignment of Assignors Interest. Sep 18, 1981
From: GRECO, NICHOLAS P.
To: KOPPERS COMPANY, INC., A CORP. OF DE.
Reel/Frame 003924/0506 →
Assignment of Assignors Interest. Apr 26, 1982
From: GRECO, NICHOLAS P.
To: KOPPERS COMPANY, INC
Reel/Frame 004006/0039 →
Assignment of Assignors Interest. Jun 17, 1983
From: DRESSLER, HANS; LEDERER, DONALD A.; NOE, JAMES
To: KOPPERS COMPANY, INC.
Reel/Frame 004138/0294 →
Assignment of Assignors Interest. Feb 21, 1986
From: DRESSLER, HANS
To: KOPPERS CMPANY, INC., A CORP. OF DE.
Reel/Frame 004512/0078 →
Assignment of Assignors Interest. Apr 28, 1986
From: HOOD, RICHARD T.; BENDER, RAYMOND L.
To: KOPPES COMPANY, INC., A CORP. OF DE.
Reel/Frame 004538/0603 →
Assignment of Assignors Interest. Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC., A DE. CORP.
Reel/Frame 004835/0259 →
Assignment of Assignors Interest. Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC., A DE. CORP.
Reel/Frame 004835/0258 →
Assignment of Assignors Interest. Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC.
Reel/Frame 004835/0255 →
Assignment of Assignors Interest. Feb 29, 1988
From: WU, CHING-YONG
To: KOPPERS COMPANY, INC.
Reel/Frame 004846/0265 →
Security Interest Dec 16, 1988
From: ISC ACQUISTION COMPANY
To: ALGEMENE BANK NEDERLAND N.V., HOUSTON AGENCY
Reel/Frame 004994/0188 →
Assignment of Assignors Interest. Jan 23, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISTION COMPANY, A CORP. OF DE
Reel/Frame 005010/0410 →
Assignment of Assignors Interest. Jan 23, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005009/0188 →
Assignment of Assignors Interest. Feb 2, 1989
From: DURAIRAJ, BOJAYAN; PETERSON, ALEX JR.; SALEE, GIDEON
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0195 →
Assignment of Assignors Interest. Feb 2, 1989
From: DURAIRAJ, BOJAYAN
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0193 →
Assignment of Assignors Interest. Feb 2, 1989
From: DURAIRAJ, BOJAYAN; PETERSON, ALEX JR.; SALEE, GIDEON
To: KOPPERS COMPANY, INC.
Reel/Frame 005021/0489 →
Assignment of Assignors Interest. Feb 2, 1989
From: HOOD, RICHARD T.; LAMARS, ROBERT M.
To: KOPPERS COMPANY, INC., A CORP. OF DE
Reel/Frame 005016/0192 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0332 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0331 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0333 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0330 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0339 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0329 →
Assignment of Assignors Interest. Feb 9, 1989
From: KOPPERS COMPANY, INC.,
To: ISC ACQUISITION COMPANY, A CORP. OF DE.
Reel/Frame 005018/0307 →