Patent Assignment
Reel/Frame 008848/0452
Merger
Recorded: 1997-11-28
Pages: 8
Assignor
STAUFFER CHEMICAL COMPANY
Executed: 1992-12-14
Assignee
RHONE-POULENC INC.
CN 7500, PROSPECT PLAINS ROAD, CRANBURY, NEW JERSEY, 08512
Covered Properties
(42)
Process for Preparing Alkali Metal Aluminum Phosphate
Patent:
4,260,591 →
Application:
05/972,097 →
Leavening Acid Composition
Patent:
4,230,730 →
Application:
06/006,420 →
Method and Composition for Inhibiting Plaque
Patent:
4,234,568 →
Application:
06/025,440 →
Process for Producing Hypophosphorous Acid (H3PO2) and Non-Transition Metal Hyprophosphites
Patent:
4,265,866 →
Application:
06/035,576 →
Solvent Extraction Process for Preparing Purified Phosphoric Acid and Sodium Phosphate Salts
Patent:
4,285,920 →
Application:
06/092,598 →
Soda Ash Production
Patent:
4,341,744 →
Application:
06/095,035 →
Process for Decreasing Elemental Phosphorus Levels in an Aqueous Medium
Patent:
4,284,515 →
Application:
06/102,167 →
Novel Support for Catalysts
Patent:
4,284,530 →
Application:
06/104,330 →
Dust Abatement with Calcium Sulfate
Patent:
4,269,721 →
Application:
06/106,322 →
Dicalcium Phosphate Dihydrate Having Improved Monofluorophosphate Compatibility and Process for the Preparation Thereof
Patent:
4,312,843 →
Application:
06/106,637 →
Processing Elemental Phosphorus (P4) Containing Gas Steams
Patent:
4,272,496 →
Application:
06/107,466 →
Processing Elemental Phosphorus (P4) Containing Gas Streams
Patent:
4,258,018 →
Application:
06/107,479 →
Anti-Corrosion Formulation for Toothpastes
Patent:
4,309,409 →
Application:
06/120,012 →
Method for Preparing a Baked Product Containing Alkalli Metal Aluminum Phosphate
Patent:
4,335,154 →
Application:
06/176,882 →
Process for Producing Hypo-Phosphorus Acid (H3 PO2) and Non- Transistion Metal Hypophosphites
Patent:
4,374,816 →
Application:
06/207,306 →
Dicalcium Phosphate Dihydrate Having Improved Monofluorophospate Compatibility and Process for the Preparation Thereof
Patent:
4,472,365 →
Application:
06/273,783 →
Leavening System in Fructose Containing Baked Goods
Patent:
4,407,835 →
Application:
06/290,448 →
Recovery of Phosphorus from Sludge
Patent:
4,689,121 →
Application:
06/393,144 →
Process for the Manufacture of Highly Pure Trimagnesium Phosphate Octahydrate of Hith Purity
Patent:
4,411,876 →
Application:
06/454,395 →
Dicalcium Phosphate Dihydrate Having Improved Monofluorophosphate Compatibility and Process for the Preparation Thereof
Patent:
4,487,749 →
Application:
06/511,727 →
Dicalcium Phosphate Dihydrate Having Improved Monofluorophosphate Compatibility and Process for the Preparation Thereof
Patent:
4,496,527 →
Application:
06/511,973 →
High Acid Monocalcium Phosphate and Process for Preparing the Same
Patent:
4,454,103 →
Application:
06/515,883 →
Fast-Setting Cements from Solid Phosphorus Pentoxide Containing Materials
Patent:
4,505,752 →
Application:
06/522,074 →
Treatment for Phosphorus-Containing Waste Material
Patent:
4,481,176 →
Application:
06/538,696 →
Method to Improve Yields of Sodium Hypophosphite
Patent:
4,521,391 →
Application:
06/570,477 →
Method to Improve Yields of Sodium Hypophosphite
Patent:
4,552,737 →
Application:
06/570,478 →
Process for Curing Bacon,Product Thereof and Composition Thereof
Patent:
4,543,260 →
Application:
06/574,197 →
Recovery of Phosphorus and Aluminum from Spent Acid from the Bright-Dip Aluminum Finishing Process
Patent:
4,565,680 →
Application:
06/691,326 →
Method of Treating the Arsenic Containing Filter Media from Phosphoric Acid Purification
Patent:
4,652,380 →
Application:
06/751,925 →
Granular Anhydrous Dicalcium Phosphate Compositions Suitable for Direct Compression Tableting
Patent:
4,675,188 →
Application:
06/761,986 →
Granular Anhydrous Dicalcium Phosphate Compositions Suitable for Direct Compression Tableting
Patent:
4,707,361 →
Application:
06/761,988 →
Increased Shelf-Life for Refrigerated Fish
Patent:
4,670,277 →
Application:
06/819,438 →
Dicalcium Phosphate Dihydrate for Fluoride Dentifrice Compositions
Patent:
4,828,823 →
Application:
06/848,861 →
Production of an Aqueous Phosphoric Acid Solution
Patent:
4,698,216 →
Application:
06/894,528 →
Alkali Metal Acid Pyrophosphate Leavening Acid Compositions and Methods for Producing the Same
Patent:
4,741,917 →
Application:
06/909,155 →
Alkali Metal Acid Pyrophosphate Leavening Acid Compositions and Methods for Producing the Same
Patent:
4,804,553 →
Application:
06/909,156 →
Method of Disposing of Materials by Dissolving in Acid and Then Incinerating
Patent:
4,715,300 →
Application:
07/043,052 →
Soda Ash Manufacture
Patent:
4,814,151 →
Application:
07/077,577 →
Conversion of Pyrophoric P4-Containing Material to P205 Material
Patent:
4,874,593 →
Application:
07/078,430 →
High Viscosity Potassium Metaphosphate
Patent:
4,824,649 →
Application:
07/091,139 →
Treatment of Toxicant-Impregnated Filter Cake
Patent:
4,820,325 →
Application:
07/111,828 →
Process for Compacting a Calcium Phosphate Composition
Patent:
5,066,441 →
Application:
07/206,937 →
Related Assignments
(12)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 15, 1981
From: SHERIF FAWZY G.
To: STAUFFER CHEMICAL COMPANY, A CORP. OF DEL.
Reel/Frame 003846/0938 →
Assignment of Assignors Interest.
Jul 15, 1983
From: CHUNG, FRANK H. Y.
To: STAUFFER CHEMICAL COMPANY A CORP. OF DE
Reel/Frame 004148/0415 →
Assignment of Assignors Interest.
Aug 4, 1983
From: SHERIF, FAWZY G.
To: STAUFFER CHEMICAL COMPANY, A CORP. OF DE
Reel/Frame 004153/0181 →
Assignment of Assignors Interest.
Jul 2, 1984
From: MICHEL, CHRISTIAN G.
To: STAUFFER CHEMICAL COMPANY WESTPORT, CT 06881 A CORP
Reel/Frame 004275/0570 →
Assignment of Assignors Interest.
Sep 7, 1984
From: DODSON, DAVID L.; PATE, BRUCE D.; ROGERS, PHILIP C.
To: STAUFFER CHEMICAL COMPANY, A DE CORP.
Reel/Frame 004297/0166 →
Assignment of Assignors Interest.
Nov 13, 1984
From: SHERIF, FAWZY G.; VIA, FRANCIS A.; MAJEWSKI, HELMUT W.
To: STAUFFER CHEMICAL COMPANY WESTPORT, CT A DE CORP.
Reel/Frame 004326/0929 →
Assignment of Assignors Interest.
Jan 7, 1985
From: SHERIF, FAWZY G.; MICHAELS, EDWIN S.
To: STAUFFER CHEMICAL COMPANY, A CORP. OF DE
Reel/Frame 004347/0114 →
Assignment of Assignors Interest.
Feb 28, 1985
From: ESTES, WILLIAM E.
To: STAUFFER CHEMICAL COMPANY, A CORP OF DE
Reel/Frame 004367/0418 →
Assignment of Assignor's Interest
Jul 16, 1996
From: WESTINGHOUSE ELECTRIC CORPORATION
To: NORTHROP GRUMMAN CORPORATION
Reel/Frame 008104/0190 →
Invalid Recording. See Recording at Reel 010404, Frame 0268.
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 008955/0873 →
Assignment of Assignor's Interest
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 010404/0268 →
Assignment of Assignor's Interest
Jul 24, 2007
From: ROBERTSON, PHILMORE; DARWISH, MONA
To: CEPHALON, INC.
Reel/Frame 019603/0241 →