IP Library › Assignment 010506/0869
Patent Assignment
Reel/Frame 010506/0869

Assignment of Assignor's Interest

Recorded: 1999-12-30 Pages: 36
Assignor
CELGARD LLC
Executed: 1999-12-14
Assignee
CELGARD, INC., A CORP. OF DELAWARE
SUITE 325, 20 BURLINGTON MALL ROAD, BURLINGTON, MASSACHUSETTS, 01803
Covered Properties (65)
Solvent Stretch Process for Preparing a Microporous Film
Patent: 4,257,997 →
Application: 06/044,801 →
Solvent Stretch Process for Preparing Microporous Films from Precursor Films of Controlled Crystalline Structure
Patent: 4,255,376 →
Application: 06/044,805 →
Process for Preparing Microporous Hollow Fibers
Patent: 4,290,987 →
Application: 06/054,050 →
Bag for Cultivating Mushrooms
Patent: 4,311,477 →
Application: 06/106,955 →
Coated Open-Celled Microporous Membranes
Patent: 4,298,666 →
Application: 06/125,195 →
Hydrophilic Polymer Coated Microporous Membranes Capable of Use as a Battery Separator
Patent: 4,359,510 →
Application: 06/174,146 →
Hydrophilic Monomer Treated Microporous Films and Process
Patent: 4,346,142 →
Application: 06/206,975 →
Microporous Hollow Fiber and Process and Apparatus for Preparing Such Fiber
Patent: 4,405,688 →
Application: 06/349,795 →
Hydrophilic Polymer Coated Microporous Membranes Capable or Use as a Battery Separator
Patent: 4,438,185 →
Application: 06/414,747 →
Method for Preparing a Uniform Polyolefinic Microporous Hollow Fiber
Patent: 4,541,981 →
Application: 06/504,013 →
Battery Separator
Patent: 4,650,730 →
Application: 06/734,431 →
Process for Preparing Microporous Polyethylene Film by Uniaxial Cold and Hot Stretching
Patent: 4,620,956 →
Application: 06/756,527 →
Liquid/Liquid Extractions with Microporous Membranes
Patent: 4,966,707 →
Application: 06/862,807 →
Battery Separator
Patent: 4,731,304 →
Application: 06/937,241 →
Microporous Membrane Trickle Bed Reactor
Patent: 4,938,931 →
Application: 07/054,351 →
Pervaporation Process for Separating Alcohols from Ethers
Patent: 4,774,365 →
Application: 07/125,516 →
Composite Porous Membranes and Method of Making the Same
Patent: 4,976,897 →
Application: 07/133,824 →
Formation of Halogenated Polymeric Microporous Membranes Having Improved Strength Properties
Patent: 4,910,106 →
Application: 07/228,883 →
Liquid Chromatography Using Microporous Hollow Fibers
Patent: 4,957,620 →
Application: 07/271,449 →
Battery Separator with Integral Thermal Fuse
Patent: 4,973,532 →
Application: 07/333,662 →
Microporous Membranes Having Increased Pore Densities and Process for Making the Same
Patent: 5,013,439 →
Application: 07/433,450 →
Process for Formation of Halogenated Polymeric Microporous Membranes Having Improved Strength Properties
Patent: 4,997,603 →
Application: 07/437,052 →
Immobilized Liquid Membrane
Patent: 4,973,434 →
Application: 07/443,853 →
Modified Microporous Structures
Patent: 5,049,275 →
Application: 07/539,096 →
Process for Formation of Halogenated Polymeric Microporous Membranes Having Improved Strength Properties
Patent: 5,043,113 →
Application: 07/558,992 →
Membranes from Uv-Curable Resins
Patent: 5,102,552 →
Application: 07/587,891 →
Immobilized Liquid Membrane
Patent: 5,110,326 →
Application: 07/668,356 →
Liquid Membrane Modules with Minimal Effective Membrane Thickness and Methods of Making the Same
Patent: 5,449,457 →
Application: 07/688,178 →
Liquid Membrane Modules with Minimal Effective Membrane Thickness and Methods of Making the Same
Patent: 5,169,529 →
Application: 07/688,180 →
Battery Separator
Patent: 5,281,491 →
Application: 07/808,591 →
Process of Making a Battery Separator
Patent: 5,240,655 →
Application: 07/808,592 →
Process for Making Microporous Membranes Having Gel-Filled Pores, and Separations Methods Using Such Membranes
Patent: 5,160,627 →
Application: 07/815,297 →
Method of Making Spiral-Wound Hollow Fiber Membrane Fabric Cartridges and Modules Having Flow-Directing Baffles
Patent: 5,264,171 →
Application: 07/816,511 →
Spiral-Wound Hollow Fiber Membrane Fabric Cartridges and Modules Having Integral Turbulence Promoters
Patent: 5,186,832 →
Application: 07/917,690 →
Microporous Membrane from Cold-Rolled Precusor Film
Patent: 5,328,760 →
Application: 07/984,711 →
Porous Membrane Having Single Layer Structure, Battery Separator Made Thereof, Preparations Thereof and Battery Equipped with Same Battery Separator
Patent: 5,453,333 →
Application: 07/992,181 →
Hollow Fiber Membrane Fabric - Containing Cartridges and Modules Having Solvent-Resistant Thermoplastic Tube Sheets, and Methods for Making the Same
Patent: 5,284,584 →
Application: 07/999,054 →
Spiral-Wound Hollow Fiber Membrane Fabric Cartridges and Modules Having Flow-Directing Baffles
Patent: 5,352,361 →
Application: 08/095,460 →
Shutdown, Bilayer Battery Separator
Patent: 5,565,281 →
Application: 08/348,630 →
Methods of Making Cross-Ply Microporous Membrane Battery Separator, and the Battery Separators Made Thereby
Patent: 5,667,911 →
Application: 08/362,048 →
Method for Solvent Extraction Using a Dual-Skinned Asymmetric Microporous Membrane
Patent: 5,714,072 →
Application: 08/552,528 →
Removal of Organics from a Fluid Using a Permeable Membrane
Patent: 5,582,735 →
Application: 08/569,472 →
Degassing Liquids: Apparatus and Method
Patent: 5,695,545 →
Application: 08/644,770 →
Shutdown, Trilayer Battery Separator
Patent: 5,691,077 →
Application: 08/650,210 →
Pressure Vessel: Overmolding a Polyolefin Onto a Polyolefin
Patent: 5,916,647 →
Application: 08/719,668 →
Method of Making a Trilayer Battery Separator
Patent: 5,952,120 →
Application: 08/839,664 →
Ultra-Thin, Single-Ply Battery Separator
Patent: 6,057,060 →
Application: 08/896,513 →
Contactor for Degassing Liquids
Patent: 5,938,922 →
Application: 08/914,740 →
Ethylene-Vinyl Alcohol Copolymer Battery Separator
Patent: 6,057,061 →
Application: 08/969,235 →
Portable Power Tool Having Low Rate Rechargeable Batteries
Patent: 6,007,940 →
Application: 08/979,017 →
Separator for Gel Electrolyte Battery
Patent: 6,322,923 →
Application: 09/016,024 →
Crosslinking of Polymers
Patent: 6,020,394 →
Application: 09/027,709 →
Trilayer Battery Separator
Patent: 6,180,280 →
Application: 09/041,163 →
Fiber-Reinforced, Composite Body Contactors
Patent: 6,063,277 →
Application: 09/041,577 →
Crosslinking of Polypropylene Polymers by Irradiation
Patent: 6,162,843 →
Application: 09/043,276 →
Microporous Hollow Fiber Blood Oxygenator
Patent: 6,350,411 →
Application: 09/046,341 →
Trilayer Battery Seperator
Patent: 6,080,507 →
Application: 09/059,126 →
"Polypropylene Microporous Membrane for Battery Separator"
Patent: 6,368,742 →
Application: 09/105,516 →
Publication: US 2001/0038942
Hydrophilic Polyolefin Having a Coating Containing a Surfactant and an Evoh Copolymer
Patent: 6,287,730 →
Application: 09/134,622 →
Device for Removing Entrained Gases from Liquids
Patent: 6,267,926 →
Application: 09/168,632 →
Thermoplastic, Unibody Transfer Device
Patent: 6,207,053 →
Application: 09/206,351 →
Pressure Vessel: Overmolding a Polyolefin Onto a Polyolefin
Patent: 6,299,820 →
Application: 09/250,116 →
Shell-Less Hollow Fiber Membrane Fluid Contactor
Patent: 6,149,817 →
Application: 09/265,064 →
Structurally Stable Fusible Separators and Method of Making Same
Patent: 6,346,350 →
Application: 09/296,682 →
Battery Separators with Reduced Splitting Propensity
Patent: 6,602,593 →
Application: 09/385,933 →
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Oct 24, 1980
From: SOEHNGEN JOHN W.
To: CELANESE CORPORATON, A CORP.OF DEL.
Reel/Frame 003807/0825 →
Assignment of Assignors Interest. Nov 3, 1980
From: SOEHNGEN, JOHN W.; OSTRANDER KENNETH
To: CELANESE CORPORATION, A CORP. OF DE.
Reel/Frame 003808/0863 →
Assignment of Assignors Interest. May 22, 1981
From: SOEHNGEN, JOHN C.,; CHEN JOHN C.
To: CELANESE CORPORATION, A CORP. OF DE.
Reel/Frame 003854/0015 →
Assignment of Assignors Interest. Jul 13, 1981
From: TASKIER HENRY T.
To: CELANESE CORPORATION, A CORP. OF DE.
Reel/Frame 003883/0339 →
Assignment of Assignors Interest. Oct 28, 1981
From: KITAMURA, RYUTARO; MASUBAYASHI, HIROTSUGU
To: POLYPLASTICS CO. LTD., A CORP.OF JAPAN
Reel/Frame 003926/0437 →
Assignment of Assignors Interest. Jun 13, 1983
From: LOWERY, JAMES J.; PLOTKIN, NEIL D.; ROBINSON, JACK
To: CELANESE CORPORATION
Reel/Frame 004138/0567 →
Assignment of Assignors Interest. Jul 19, 1985
From: HAMER, EDWARD A. G.
To: CELANESE CORPORATION
Reel/Frame 004447/0021 →
Assignment of Assignors Interest. Jul 18, 1986
From: CUSSLER, EDWARD L.; CALLAHAN, ROBERT W.; ALEXANDER, PAUL R. JR.
To: CELANESE CORPORATION
Reel/Frame 004580/0825 →
Assignment of Assignors Interest. Nov 25, 1987
From: CHEN, MICHAEL SHI-KUAN; ENG, ROBERT M.; GLAZER, JEROME L.; WENSLEY, CHARLES G.
To: AIR PRODUCTS AND CHEMICALS, INC., P.O. BOX 538, ALLENTOWN, PA. 18105, A CORP. OF DE.
Reel/Frame 004814/0608 →
Assignment of Assignors Interest. Dec 16, 1987
From: CALLAHAN, ROBERT W.; JOHNSON, RICHARD D.
To: HOECHST CELANESE CORPORATION, ROUTE 202-206 NORTH, SOMMERVILLE
Reel/Frame 004802/0618 →
Merger Effective Date: May 25, 1988 Connecticut Aug 5, 1988
From: W.R. GRACE & CO., A CORP. OF CONN. (MERGED INTO); GRACE MERGER CORP., A CORP. OF CONN. (CHANGED TO)
To: W.R. GRACE & CO.-CONN.
Reel/Frame 004937/0001 →
Assignment of Assignors Interest. Nov 15, 1988
From: CUSSLER, EDWARD L.
To: HOECHST CELANESE CORPORATION, ROUTE 202-206 NORTH, SOMERVILLE, NJ 08876, A CORP. OF DE
Reel/Frame 004975/0925 →
Assignment of Assignors Interest. May 2, 1989
From: TASKIER, HENRY T.; MULLINS, STEVEN M.; LANGFORD, ELLEN A.; FLEMING, ROBERT J.
To: HOECHST CELANESE CORPORATION, A CORP. OF DE
Reel/Frame 005079/0051 →
Assignment of Assignors Interest. Jul 20, 1989
From: KAFCHINSKI, EDWARD R.; LA NIEVE, HERMAN L.; CALUNDANN, GORDON W.; CHUNG, TAI-SHUNG
To: HOECHST CELANESE CORPORATION
Reel/Frame 005134/0637 →
Assignment of Assignors Interest. Nov 15, 1989
From: KAFCHINSKI, EDWARD R.; LANIEVE, HERMAN L. III; CALUNDANN, GORDON W.; CHUNG, TAI-SHUNG
To: HOECHST CELANESE CORPORATION
Reel/Frame 005177/0330 →
Assignment of Assignors Interest. Jun 15, 1990
From: GILLBERG-LA FORCE, GUNILLA E.; GABRIEL, ERIC M.
To: HOECHST CELANESE CORPORATION, A CORP. OF DE
Reel/Frame 005353/0545 →
Assignment of Assignors Interest. Jul 27, 1990
From: KAFCHINSKI, EDWARD R.; CHUNG, TAI-SHUNG; BADER, HUBERT; LOWERY, JAMES J.
To: HOECHST CELANESE CORPORATION
Reel/Frame 005413/0479 →
Assignment of Assignors Interest. Sep 21, 1990
From: FRANEY, JOHN P.; GRAEDEL, THOMAS E.
To: AMERICAN TELEPHONE AND TELEGRAPH COMPANY, A NY CORPORATION
Reel/Frame 005701/0820 →
Assignment of Assignors Interest. Oct 1, 1991
From: POLYPLASTICS COMPANY, LTD.
To: DAICEL CHEMICAL INDUSTRIES, LTD.
Reel/Frame 005858/0985 →
License Agreement Apr 1, 1993
From: W.R. GRACE & CO.-CONN.
To: HOECHST CELANESE CORPORATION
Reel/Frame 006466/0899 →
Assignment of Assignor's Interest Aug 1, 1994
From: AIR PRODUCTS AND CHEMICALS, INC.
To: HOECHST CELANESE CORPORATION
Reel/Frame 007089/0383 →
Assignment of Assignor's Interest May 12, 1997
From: W. R. GRACE & COMPANY
To: HOECHST CELANESE CORPORATION
Reel/Frame 008512/0310 →
Assignment of Assignor's Interest Jul 7, 1997
From: W.R. GRACE & CO.-CONN
To: HOECHST CELANESE CORPORATION
Reel/Frame 008595/0651 →
Assignment of Assignor's Interest Jan 29, 1998
From: HOECHST CELANESE CORPORATION
To: CELGARD LLC
Reel/Frame 009168/0439 →
Assignment of Assignor's Interest Mar 24, 1998
From: HOECHST CELANESE CORPORATION
To: CELGARD LLC
Reel/Frame 009052/0456 →