characterised solely by tri (aryl or hetaryl)methane derivatives

Industry

CPC
B41M5/1366

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES COLOUR PRINTING B41M5/00Duplicating or marking methods Sheet materials for use therein

Current Industry

B41M5/1366characterised solely by tri (aryl or hetaryl)methane derivatives

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Pressure sensitive recording materials
- Patent number 5,478,793
- Issue date Dec 26, 1995
- Kanzaki Paper Manufacturing Co., Ltd.
- Tetsuo Tsuchida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Colorant for use in business recording
- Patent number 5,453,522
- Issue date Sep 26, 1995
- Indiana University Foundation
- Chester Davis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-substituted triarylmethane sulfonamides and method of preparation
- Patent number 5,399,709
- Issue date Mar 21, 1995
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reversible redox-controlled imaging method
- Patent number 5,332,654
- Issue date Jul 26, 1994
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reversible redox-controlled imaging methods
- Patent number 5,258,279
- Issue date Nov 2, 1993
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triarylmethane color formers
- Patent number 5,233,048
- Issue date Aug 3, 1993
- Bayer Aktiengesellschaft
- Udo Eckstein
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording material
- Patent number 5,155,087
- Issue date Oct 13, 1992
- Mitsubishi Paper Mills, Ltd.
- Toshihiko Matsushita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Triarylmethane color-forming agents
- Patent number 5,094,688
- Issue date Mar 10, 1992
- Bayer Aktiengesellschaft
- Udo Eckstein
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Highly concentrated stable solutions of color-forming agent: for pr...
- Patent number 4,923,641
- Issue date May 8, 1990
- Bayer Aktiengesellschaft
- Udo Eckstein
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Tri-phenyl methyl color-forming agents
- Patent number 4,897,223
- Issue date Jan 30, 1990
- Bayer Aktiengesellschaft
- Udo Eckstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pressure-sensitive recording material
- Patent number 4,859,650
- Issue date Aug 22, 1989
- Feldmuhle Aktiengesellschaft
- Bodo Hilterhaus
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Highly concentrated stable solutions of color-forming agents: for p...
- Patent number 4,783,196
- Issue date Nov 8, 1988
- Bayer Aktiengesellshcaft
- Udo Eckstein
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of quantitatively measuring an oxidative substance using tri...
- Patent number 4,778,753
- Issue date Oct 18, 1988
- Wako Pure Chemical Industries Ltd.
- Kazuhiko Yamanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Colorless carbazole dyes for recording materials
- Patent number 4,737,587
- Issue date Apr 12, 1988
- Mitsubishi Paper Mills, Ltd.
- Fumio Okumura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Boron compounds to inhibit formation of tar during the "ene" reacti...
- Patent number 4,736,044
- Issue date Apr 5, 1988
- Amoco Corporation
- Joseph B. Hanson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
9-julolidinyl derivatives and process of preparing them
- Patent number 4,697,018
- Issue date Sep 29, 1987
- The Hilton-Davis Chemical Co.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Imidazo[1,5-A]pyridylmethanes
- Patent number 4,687,853
- Issue date Aug 18, 1987
- Hans-volker Runzheimer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Process for the purification of triphenylmethane compounds
- Patent number 4,678,613
- Issue date Jul 7, 1987
- PMC Specialties Group, Inc.
- Robert J. Flores
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Triphenyl methane derivatives and method of quantitatively measurin...
- Patent number 4,673,635
- Issue date Jun 16, 1987
- Wako Pure Chemical Industries Ltd.
- Kazuhiko Yamanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Compositions, process and systems
- Patent number 4,636,820
- Issue date Jan 13, 1987
- The Hilton-Davis Chemical
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted indoles
- Patent number 4,618,684
- Issue date Oct 21, 1986
- The Hilton-Davis Chemical Co.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Triphenyl methane derivatives and method of quantitatively measurin...
- Patent number 4,613,465
- Issue date Sep 23, 1986
- Wako Pure Chemical Industries Ltd.
- Kazuhiko Yamanishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Bis phenyl (2 carboxylic acid or ester indol-3-yl)methanes
- Patent number 4,558,137
- Issue date Dec 10, 1985
- The Hilton-Davis Chemical Co.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of triaryl methane compounds
- Patent number 4,533,499
- Issue date Aug 6, 1985
- Ciba-Geigy Corporation
- Malcolm C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-[(Substituted-amino)(thienyl)methyl]-1H-indoles
- Patent number 4,507,483
- Issue date Mar 26, 1985
- The Hilton-Davis Chemical Co.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3[(Alkoxy)(4-aminophenyl, 1-naphthyl or 1-biphenylyl)methyl]1H-indoles
- Patent number 4,485,242
- Issue date Nov 27, 1984
- Sterling Drug Inc.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of triphenylmethane compounds and pres...
- Patent number 4,448,446
- Issue date May 15, 1984
- The Sherwin-Williams Company
- Robert J. Flores
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Triarylmethane derivatives
- Patent number 4,443,614
- Issue date Apr 17, 1984
- Kanzaki Paper Manufacturing Co., Ltd.
- Mitsuru Kondo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing triarylmethane derivatives
- Patent number 4,439,610
- Issue date Mar 27, 1984
- Kanzaki Paper Manufacturing Company, Ltd.
- Mitsuru Kondo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Carbonless duplicating and marking systems
- Patent number 4,403,791
- Issue date Sep 13, 1983
- Sterling Drug Inc.
- Paul J. Schmidt
- C07 - ORGANIC CHEMISTRY

characterised solely by tri (aryl or hetaryl)methane derivatives

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Pressure sensitive recording materials

Colorant for use in business recording

N-substituted triarylmethane sulfonamides and method of preparation

Reversible redox-controlled imaging method

Reversible redox-controlled imaging methods

Triarylmethane color formers

Recording material

Triarylmethane color-forming agents

Highly concentrated stable solutions of color-forming agent: for pr...

Tri-phenyl methyl color-forming agents

Pressure-sensitive recording material

Highly concentrated stable solutions of color-forming agents: for p...

Method of quantitatively measuring an oxidative substance using tri...

Colorless carbazole dyes for recording materials

Boron compounds to inhibit formation of tar during the "ene" reacti...

9-julolidinyl derivatives and process of preparing them

Imidazo[1,5-A]pyridylmethanes

Process for the purification of triphenylmethane compounds

Triphenyl methane derivatives and method of quantitatively measurin...

Compositions, process and systems

Substituted indoles

Triphenyl methane derivatives and method of quantitatively measurin...

Bis phenyl (2 carboxylic acid or ester indol-3-yl)methanes

Process for the production of triaryl methane compounds

3-[(Substituted-amino)(thienyl)methyl]-1H-indoles

3[(Alkoxy)(4-aminophenyl, 1-naphthyl or 1-biphenylyl)methyl]1H-indoles

Process for the purification of triphenylmethane compounds and pres...

Triarylmethane derivatives

Process for preparing triarylmethane derivatives

Carbonless duplicating and marking systems

Patents Applicationslast 30 patents