Rohitkumar H. Vora

Person

Westfield, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
SIXEF.TM.-durene polyimide hollow fibers
- Patent number 5,413,852
- Issue date May 9, 1995
- Hoechst Celanese Corp.
- Tai-Shung Chung
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Miscible blends of polybenzimidazoles and polyamide-imides having f...
- Patent number 5,137,985
- Issue date Aug 11, 1992
- Hoechst Celanese Corp.
- Paul N. Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers containing both imidazole and imidazolone structural units
- Patent number 5,120,825
- Issue date Jun 9, 1992
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide-imide polymers having fluorine-containing linking groups
- Patent number 5,120,826
- Issue date Jun 9, 1992
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Miscible blends of polyimide polymers and process for forming the same
- Patent number 5,110,879
- Issue date May 5, 1992
- Hoechst Celanese Corp.
- Tai-Shung Chung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide-imide polymers having fluorine-containing linking groups
- Patent number 5,109,107
- Issue date Apr 28, 1992
- Hoecht Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Crosslinkable polyimides from bis (aminophenoxy) benzonitriles
- Patent number 5,101,005
- Issue date Mar 31, 1992
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel hexafluoro polybenzimidazolone polymers
- Patent number 5,077,383
- Issue date Dec 31, 1991
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel polybenzimidazolone polymers based hexafluoro aromatic tetraa...
- Patent number 5,075,419
- Issue date Dec 24, 1991
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers prepared from 4,4'-bis(3,4-dicarboxyphenyl) hexafluoroisop...
- Patent number 5,061,784
- Issue date Oct 29, 1991
- Hoechst Celanese Corporation
- Werner H. Mueller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers prepared from 4,4'-bis(2-[3,4(dicarboxyphenyl)hexafluorois...
- Patent number 5,055,550
- Issue date Oct 8, 1991
- Hoechst Celanese Corp.
- Werner H. Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymers prepared from 4,4'-bis[2-(amino (halo) phenoxyphenyl) hexa...
- Patent number 5,037,949
- Issue date Aug 6, 1991
- Hoechst Celanese Corp.
- Werner H. Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High molecular weight polyimide, method of making same and articles...
- Patent number 5,026,822
- Issue date Jun 25, 1991
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolyimides derived from 2,2-bis (amino phenyl) hexafluoropropane
- Patent number 5,025,089
- Issue date Jun 18, 1991
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymers prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafluo...
- Patent number 4,978,742
- Issue date Dec 18, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolyimides derived from 2,2-bis (amino phenyl) hexofluoropropane
- Patent number 4,978,737
- Issue date Dec 18, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High molecular weight, thermally soluble polyimides
- Patent number 4,978,738
- Issue date Dec 18, 1990
- Hoechst Celanese Corp.
- Werner H. Mueller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide polymers having 12-F fluorine-containing linking groups
- Patent number 4,973,651
- Issue date Nov 27, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide-imide polymers having 12-F fluorine-containing linking gr...
- Patent number 4,963,647
- Issue date Oct 16, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide polymer having 12-F fluorine-containing linking groups
- Patent number 4,962,181
- Issue date Oct 9, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyimide-polyamide polymer having fluorine-containing linking groups
- Patent number 4,962,183
- Issue date Oct 9, 1990
- Hoechst Celanese Corp.
- Paul N. Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Shaped articles from polyamide-imide polymers having fluorine conta...
- Patent number 4,954,611
- Issue date Sep 4, 1990
- Hoechst Celanese Corp.
- Paul N. Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Intermediate molecular weight fluorine containing polymide and meth...
- Patent number 4,954,609
- Issue date Sep 4, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamide-imide polymers having fluorine-containing linking groups
- Patent number 4,954,610
- Issue date Sep 4, 1990
- Hoechst Celanese Corp.
- Paul N. Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolyimides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) Hexa...
- Patent number 4,952,669
- Issue date Aug 28, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of making a shaped article from intermediate molecular weig...
- Patent number 4,933,132
- Issue date Jun 12, 1990
- Hoechst Celanese Corp.
- Rohitkumar H. Vora
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polymers prepared from 4,4'-bis[2-(3,4-(dicarboxyphenyl)hexafluoroi...
- Patent number 4,931,540
- Issue date Jun 5, 1990
- Hoechst Celanese Corporation
- Werner H. Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymers prepared from 4,4'-bis(2-(amino(halo) phenoxyphenyl) hexaf...
- Patent number 4,925,915
- Issue date May 15, 1990
- Hoechst Celanese Corp.
- Werner H. Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyamide-imide polymers having fluorine-containing linking groups
- Patent number 4,923,960
- Issue date May 8, 1990
- Hoechst Celanese Corp.
- Paul N. Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafl...
- Patent number 4,914,180
- Issue date Apr 3, 1990
- Hoechst Celanese Corporation
- Rohitkumar H. Vora
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Rohitkumar H. Vora

Person

Patents Grantslast 30 patents

SIXEF.TM.-durene polyimide hollow fibers

Miscible blends of polybenzimidazoles and polyamide-imides having f...

Polymers containing both imidazole and imidazolone structural units

Polyamide-imide polymers having fluorine-containing linking groups

Miscible blends of polyimide polymers and process for forming the same

Polyamide-imide polymers having fluorine-containing linking groups

Crosslinkable polyimides from bis (aminophenoxy) benzonitriles

Novel hexafluoro polybenzimidazolone polymers

Novel polybenzimidazolone polymers based hexafluoro aromatic tetraa...

Polymers prepared from 4,4'-bis(3,4-dicarboxyphenyl) hexafluoroisop...

Polymers prepared from 4,4'-bis(2-[3,4(dicarboxyphenyl)hexafluorois...

Polymers prepared from 4,4'-bis[2-(amino (halo) phenoxyphenyl) hexa...

High molecular weight polyimide, method of making same and articles...

Copolyimides derived from 2,2-bis (amino phenyl) hexafluoropropane

Polymers prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafluo...

Copolyimides derived from 2,2-bis (amino phenyl) hexofluoropropane

High molecular weight, thermally soluble polyimides

Polyimide polymers having 12-F fluorine-containing linking groups

Polyamide-imide polymers having 12-F fluorine-containing linking gr...

Polyamide polymer having 12-F fluorine-containing linking groups

Polyimide-polyamide polymer having fluorine-containing linking groups

Shaped articles from polyamide-imide polymers having fluorine conta...

Intermediate molecular weight fluorine containing polymide and meth...

Polyamide-imide polymers having fluorine-containing linking groups

Copolyimides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) Hexa...

Process of making a shaped article from intermediate molecular weig...

Polymers prepared from 4,4'-bis[2-(3,4-(dicarboxyphenyl)hexafluoroi...

Polymers prepared from 4,4'-bis(2-(amino(halo) phenoxyphenyl) hexaf...

Polyamide-imide polymers having fluorine-containing linking groups

Polyamides prepared from 2-(3-aminophenyl)-2-(4-aminophenyl) hexafl...