Patent Assignment
Reel/Frame 004140/0512
Change of Name Effective March 14, 1960 Delaware
Recorded: 1983-06-10
Pages: 15
Assignor
ENGELHARD MINERALS & CHEMICALS CORPORATION
Executed: 1983-03-28
Assignee
Covered Properties
(43)
Treated Expandable Beads and Composition Therefor
Patent:
3,300,437 →
Application:
04/340,821 →
Method for Bleaching Gray Kaolin Clay
Patent:
3,616,900 →
Application:
04/840,505 →
Purification of Clay by Selective Flocculations
Patent:
3,701,417 →
Application:
05/076,219 →
Method for Processing Kaolin Clay
Patent:
3,737,333 →
Application:
05/164,829 →
Preparation of Stable Suspension of Calcined Clay
Patent:
3,754,712 →
Application:
05/235,019 →
Purification of Kaolin Clay by Froth Flotation
Patent:
3,827,556 →
Application:
05/303,997 →
Processing Finely Divided Solids on a Continuous Vacuum Belt Filter
Patent:
3,943,233 →
Application:
05/444,173 →
Method of Making Honeycomb Structures
Patent:
4,293,513 →
Application:
05/576,640 →
Method and System for Ion-Exchanging Particles
Patent:
4,048,284 →
Application:
05/665,095 →
Opacifying Pigments and Methods for Making Same
Patent:
4,014,709 →
Application:
05/693,751 →
Synthetic Fibers and Use Thereof
Patent:
4,157,275 →
Application:
05/860,296 →
Conversion of Nitrogen Oxides
Patent:
4,157,375 →
Application:
05/891,503 →
Processing of Bruennerite to Recover Magnesium Compounds
Patent:
4,201,750 →
Application:
05/899,168 →
Control of Emissions in Fcc Regenerator Flue Gas
Patent:
4,284,494 →
Application:
05/901,346 →
Clay Pigment for Coating Paper
Patent:
4,241,142 →
Application:
05/971,365 →
Kaolin Clay Processing
Patent:
4,246,039 →
Application:
06/001,898 →
Zeolitized Composite Bodies and Manufacture Thereof
Patent:
4,235,753 →
Application:
06/021,214 →
Control of Emissions in Fcc Regenerator Flue Gas
Patent:
4,274,942 →
Application:
06/026,935 →
Preparation of Fcc Charge from Residual Fractions
Patent:
4,243,514 →
Application:
06/038,928 →
Processing of Titaniferous Materials
Patent:
4,297,131 →
Application:
06/071,018 →
Upgrading Petroleum and Residual Fractions Thereof
Patent:
4,263,128 →
Application:
06/090,247 →
Catalytic Cracking of Metal Contaminated Mineral Oil Fractions
Patent:
4,289,605 →
Application:
06/122,252 →
Method of Thickening Liquid Polyester Systems with Clay
Patent:
4,314,919 →
Application:
06/129,521 →
Preparation of Fcc Charge from Residual Fractions
Patent:
4,309,274 →
Application:
06/139,043 →
Selective Vaporization Process and Dynamic Control Thereof
Patent:
4,311,580 →
Application:
06/144,477 →
Preparation of Fcc Charge by Selective Vaporization
Patent:
4,311,579 →
Application:
06/155,735 →
Selective Vaporization Process
Patent:
4,328,091 →
Application:
06/155,736 →
Control of Emissions in Flue Gas
Patent:
4,325,817 →
Application:
06/172,333 →
Process for Production of High Octane Gasoline from Catalytic Cracking Unit
Patent:
4,325,813 →
Application:
06/173,532 →
Limestone-Based Sorbent Agglomerates for Removal of Sulfur Compounds in Hot Gases and Method of Making
Patent:
4,316,813 →
Application:
06/175,227 →
Hydrocarbon Processing
Patent:
4,325,809 →
Application:
06/177,321 →
Treated Mineral and Method for Purifying Liquids Therewith
Application:
06/183,619 →
Catalytic Cracking with Reduced Emissions of Sulfur Oxides
Application:
06/191,763 →
Dewatering with Electrically Augmented Vacuum Filter
Patent:
4,312,729 →
Application:
06/202,407 →
Chromatographic Analysis of Hydrocarbon Mixtures
Patent:
4,384,471 →
Application:
06/214,911 →
Sorptive Clay Composition and Method of Manufacture
Patent:
4,339,352 →
Application:
06/238,272 →
Rolling Lobe Airspring
Patent:
4,378,935 →
Application:
06/255,627 →
Pretreating Hydrocarbon Feed Stocks Using Deactivated Fcc Catalyst
Patent:
4,384,949 →
Application:
06/257,849 →
Selective Vaporization Process and Apparatus
Patent:
4,446,009 →
Application:
06/260,145 →
Passivation of Contaminant Metals on Cracking Catalysts by Phosphorus Addition
Patent:
4,430,199 →
Application:
06/265,516 →
Asbestos-Free Friction Material Incorporating Attapulgite Clay
Patent:
4,373,037 →
Application:
06/268,510 →
Selective Vaporization Process and Apparatus
Patent:
4,427,538 →
Application:
06/299,361 →
Chalking-Resistant,Calcined Kaolin Clay Pigment and Method of Making
Patent:
4,427,450 →
Application:
06/326,630 →
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 27, 1980
From: MIXON, ROBERT B., JR.
To: ENGELHARD MINERALS & CHEMICALS CORPORATION
Reel/Frame 003793/0701 →
Assignment of Assignors Interest.
Dec 3, 1980
From: BARTHOLIC DAVID B.
To: ENGELHARD MINERALS & CHEMICALS CORPORATION
Reel/Frame 003812/0143 →
Assignment of Assignors Interest.
Feb 11, 1981
From: BARTHOLIC DAVID B.
To: ENGELHARD MINERALS & CHEMICALS CORPORATION
Reel/Frame 003827/0723 →
Assignment of Assignors Interest.
Apr 16, 1981
From: BYRNE , JOHN W.; BARTHOLIC DAVID B.
To: ENGELHARD MINERALS & CHEICALS CORPORATION
Reel/Frame 003846/0975 →
Assignment of Assignors Interest.
May 14, 1981
From: BARTHOLIC DAVID B.
To: ENGELHARD MINERALS & CHEMICALS CORPORATION
Reel/Frame 003852/0974 →
Assignment of Assignors Interest.
Jun 4, 1981
From: MILLER, JOHN G.
To: ENGELHARD MINERAL & CHEMICALS CORPORATION
Reel/Frame 003855/0890 →
Assignment of Assignors Interest.
Apr 16, 1982
From: PHIBRO CORPORATION
To: ENGLEHARD CORPORATION A CORP. OF DE.
Reel/Frame 003981/0436 →