IP Library › Assignment 006251/0006
Patent Assignment
Reel/Frame 006251/0006

Assignment of Assignors Interest.

Recorded: 1992-08-25 Pages: 14
Assignor
Assignee
STERLING CANADA, INC., A CORP. OF DE
1200 SMITH STREET SUITE 1900 HOUSTON, TEXAS 77002-4312, HOUSTON, TEXAS, TEXAS
Covered Properties (49)
Production of Chlorine Dioxide
Patent: 3,929,974 →
Application: 05/416,879 →
Production of Chlorine Dioxide
Patent: 3,925,540 →
Application: 05/510,607 →
High Efficiency Production of Chlorine Dioxide by Solvay Process
Patent: 4,081,520 →
Application: 05/770,360 →
Production of Chlorine Dioxide from Buffered Reaction Media
Patent: 4,086,328 →
Application: 05/770,361 →
High Efficiency Chlorine Dioxide Production at Low Acidity
Patent: 4,145,401 →
Application: 05/770,362 →
High Efficiency Chlorine Dioxide Production Using HC1 as Acid
Patent: 4,154,809 →
Application: 05/893,463 →
Chlorine Dioxide Generator
Patent: 4,203,961 →
Application: 05/964,681 →
Removal of Potassium Values from Pulp Mill Liquors
Patent: 4,249,990 →
Application: 06/026,204 →
Modular Chlorine Dioxide Generation Systems
Patent: 4,251,502 →
Application: 06/045,850 →
Control System for Chlorine Dioxide Plants
Patent: 4,251,224 →
Application: 06/074,958 →
Efficiency Control System for Chlorine Dioxide Plants
Patent: 4,251,503 →
Application: 06/075,098 →
Chlorine Dioxide Generator
Patent: 4,276,262 →
Application: 06/081,269 →
Bleaching Procedure Using Chlorine Dioxide and Chlorine Solutions
Patent: 4,325,783 →
Application: 06/098,190 →
Method of Bleaching Pulp with an Aqueous Solution of Chlorine Dioxcide and Chlorine Followed by a Chlorine Solution
Patent: 4,299,653 →
Application: 06/098,524 →
Washing Apparatus in Chlorine Dioxide Production
Patent: 4,290,998 →
Application: 06/104,151 →
Small Scale Chlorine Dioxide Plant
Patent: 4,250,159 →
Application: 06/143,888 →
Modular Chlorine Dioxide Generation Systems
Patent: 4,292,275 →
Application: 06/152,565 →
Small Scale Chlorine Dioxide Plant
Patent: 4,366,120 →
Application: 06/181,766 →
Chlorine Dioxide Generator
Patent: 4,336,228 →
Application: 06/189,645 →
Production of Chlorine Dioxide with Conversion of by-Product Solid Phase Sodium Acid Sulphate to Its Neutral Form
Patent: 4,325,934 →
Application: 06/189,703 →
Bleaching Sequence
Patent: 4,406,736 →
Application: 06/293,592 →
Chlorine Dioxide Production Using Mixed Hydrochloric and Sulfuic Acid Feed
Patent: 4,393,035 →
Application: 06/317,518 →
Production of Mixed Sulfuric and Hydrochloric Acid Feed and Chlorine Dioxide Generation Therewith
Patent: 4,393,036 →
Application: 06/319,971 →
Bleaching Procedure Using Chlorine Dioxide and Chlorine Solutions
Patent: 4,421,598 →
Application: 06/360,595 →
Bleaching Procedure Using Chlorine Dioxide and Chlorine Solutions
Patent: 4,409,066 →
Application: 06/360,598 →
Production of Chlorine Dioxide on a Small Scale
Patent: 4,414,193 →
Application: 06/418,732 →
Chlorine Dioxide Process
Patent: 4,465,658 →
Application: 06/503,786 →
High Efficiency Chlorine Dioxide Process
Patent: 4,473,540 →
Application: 06/511,549 →
Small Scale Generation of Chlorine Dioxide for Water Treatment
Patent: 4,534,952 →
Application: 06/583,438 →
Acid Recovery in Clorine Dioxide Generation
Patent: 4,678,655 →
Application: 06/636,506 →
Production of Chlorine Dioxide
Patent: 4,627,969 →
Application: 06/649,923 →
Process for the Oxidative Delignification of Demethylated Chemical Pulp
Patent: 4,729,817 →
Application: 06/810,590 →
Membrane Pervaporation Process
Patent: 4,683,039 →
Application: 06/813,078 →
Selective Removal of Chlorine from Solutions of Chlorine Dioxide and Chlorine
Patent: 4,731,169 →
Application: 06/924,570 →
Acid Introduction in Chlorine Dioxide Production
Patent: 4,780,304 →
Application: 07/013,020 →
Electrolytic Protection of Chlorine Dioxide
Patent: 4,767,510 →
Application: 07/057,107 →
Electrosynthesis of Persulfate
Patent: 4,802,959 →
Application: 07/062,637 →
Production of Chlorine Dioxide in an Electrolytic Cell
Patent: 4,853,096 →
Application: 07/156,965 →
Combined Process for Production of Chlorine Dioxide and Sodium Hydroxide
Patent: 4,806,215 →
Application: 07/224,756 →
Production of Chloric Acid
Patent: 4,915,927 →
Application: 07/260,500 →
Production of Chlorine Dioxide
Patent: 4,931,268 →
Application: 07/399,398 →
Electrochemical Processing of Aqueous Solutions
Patent: 5,122,240 →
Application: 07/535,165 →
Chlorine Dioxide Generation from Chloric Acid
Patent: 5,174,868 →
Application: 07/570,791 →
Production of Chlorine Dioxide
Patent: 5,066,477 →
Application: 07/584,494 →
Electrochemical Processing of Aqueous Solutions
Patent: 5,198,080 →
Application: 07/687,741 →
Metathesis of Acidic by-Product of Chlorine Dioxide Generating Process
Patent: 5,116,595 →
Application: 07/688,438 →
Chlorine Dioxide Generation from Chloric Acid
Application: 07/837,887 →
Metathesis of Acidic by-Product of Chlorine Dioxide Generating Apparatus
Patent: 5,205,995 →
Application: 07/844,231 →
Membrane Cell Washing
Patent: 5,277,768 →
Application: 07/863,247 →
Related Assignments (16)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Sep 22, 1980
From: SWINDELLS RICHARD; FREDETTE MAURICE C. J.
To: ERCO INDUSTRIES LIMITED
Reel/Frame 003818/0429 →
Assignment of Assignors Interest. Nov 2, 1981
From: FREDETTE, MAURICE C. J.
To: ERCO INDUSTRIES LIMITED
Reel/Frame 003952/0544 →
Assignment of Assignors Interest. Nov 10, 1981
From: FREDETTE, MAURICE C. J.
To: ERCO INDUSTRIES LIMITED
Reel/Frame 003945/0669 →
Assignment of Assignors Interest. Mar 22, 1982
From: REEVE, DOUGLAS W.
To: ERCO IDUSTRIES LIMITED
Reel/Frame 003996/0604 →
Assignment of Assignors Interest. Mar 22, 1982
From: REEVE, DOUGLAS W.; RAPSON, W. HOWARD
To: ERCO INDUSTRIES LIMITED
Reel/Frame 003989/0316 →
Assignment of Assignors Interest. Sep 7, 1982
From: ERCO ENVIROTECH LTD.
To: ERCO INDUSTRIES LIMITED
Reel/Frame 004040/0202 →
Merger 12-30-84 Mar 4, 1985
From: ERCO INDUSTRIES LIMITED
To: TENNECO CANADA INC.
Reel/Frame 004368/0762 →
Security Interest Aug 25, 1992
From: STERLING CANADA, INC. A DE CORP.
To: BANK OF NOVA SCOTIA, THE
Reel/Frame 006258/0484 →
Release of Security Interest May 8, 1995
From: BANK OF NOVA SCOTIA, THE
To: STERLING CHEMICALS, INC
Reel/Frame 007467/0397 →
Security Agreement Sep 16, 1996
From: STERLING CANADA, INC.
To: TEXAS COMMERCE BANK NATIONAL ASSOCIATION
Reel/Frame 008126/0807 →
Security Agreement Nov 3, 1999
From: STERLING CHEMICALS, INC.; STERLING CANADA, INC.; STERLING PULP CHEMICALS, US, INC.; STERLING PULP CHEMICALS, INC.
To: CIT GROUP/BUSINESS CREDIT, INC., THE, AS ADMINISTRATIVE AGENT
Reel/Frame 010351/0370 →
Security Interest Nov 3, 1999
From: STERLING CHEMICALS, INC.; STERLING CANADA, INC.; STERLING PULP CHEMICALS US. INC.; STERLING FIBERS, INC.
To: CIT GROUP, THE/BUSINESS CREDIT, INC. AS ADMINISTRATIVE AGENT
Reel/Frame 010340/0293 →
Security Interest Dec 17, 1999
From: STERLING CANADA, INC.
To: HARRIS TRUST COMPANY OF NEW YORK
Reel/Frame 010452/0882 →
Release of Security Interest in Patents Dec 30, 2002
From: CIT GROUP,THE/BUSINESS CREDIT, INC.
To: STERLING CHEMICALS INTERNATIONAL, INC.; STERLING CANADA,INC.
Reel/Frame 013589/0715 →
Release of Security Interest in Patents Dec 30, 2002
From: CIT GROUP/BUSINES CREDIT, INC., THE
To: STERLING CHEMICALS INTERNATIONAL, INC.; STERLING CANADA, INC.
Reel/Frame 013599/0271 →
Release of Security Interest in Patents Dec 30, 2002
From: THE BANK OF NEW YORK, AS COLLATERAL AGENT, SUCCESSOR-IN-INTEREST TO HARRIS TRUST COMPANY OF NEW YORK, AS COLLATERAL AGENT
To: STERLING CANADA, INC.
Reel/Frame 013616/0734 →