Patent Assignment
Reel/Frame 013608/0107
Security Interest
Recorded: 2002-12-27
Pages: 16
Assignor
HERCULES INCORPORATED
Executed: 2002-12-20
Assignee
CREDIT SUISSE FIRST BOSTON, AS COLLATERAL AGENT
ELEVEN MADISON AVENUE, NEW YORK, NEW YORK, 10010
Covered Properties
(50)
Detackification of Adhesive Materials Contained in Secondary Fiber with Polyvinyl Alcohol
Patent:
4,886,575 →
Application:
06/785,420 →
Detackification of Adhesive Materials Contained in Secondary Fiber
Patent:
4,698,133 →
Application:
06/856,733 →
Process for Inhibiting Aluminum Hydroxide Deposition in Papermaking Felts
Patent:
4,715,931 →
Application:
07/029,827 →
Detackification of Adhesive Materials Contained in Secondary Fiber
Patent:
4,781,794 →
Application:
07/075,370 →
Papermaking Using Cationic Starch and Carboxymethyl Cellulose or Its Additionally Substituted Derivatives
Patent:
5,061,346 →
Application:
07/240,774 →
Detackification of Adhesive Materials Contained in Secondary Fiber Using Polyvinyl Alcohol
Patent:
4,956,051 →
Application:
07/386,543 →
Method for Effectively Breaking Up Latex-Coated Paper During Pulping to Decrease the Potential for White Pitch Deposition
Patent:
4,997,523 →
Application:
07/541,240 →
Use of Anionic Surfactant/Dispersant Blends for the Deinking of Groundwood Newsprint
Patent:
5,094,716 →
Application:
07/584,955 →
Polybutene Based Foam Control Compositions for Aqueous Systems
Patent:
5,229,033 →
Application:
07/651,160 →
Paper Mill Press Felt Conditioner
Patent:
5,167,767 →
Application:
07/674,486 →
Process and Composition for Deinking Dry Toner Electrostatic Printed Wastepaper
Patent:
5,141,598 →
Application:
07/691,210 →
Reduction of Stickers Contamination in Papermaking Process Using Recycled Paper
Patent:
5,139,616 →
Application:
07/706,826 →
Antifoam/Defoamer Composition and Method of Use Thereof in Aqueous Systems
Patent:
5,283,002 →
Application:
07/775,673 →
Water Based Biocide
Patent:
5,312,841 →
Application:
07/898,974 →
Ethoxylated Alcohol and Dialkylphenol Surfactants as Kraft Pulping Additives for Reject Reduction and Yield
Patent:
5,250,152 →
Application:
07/913,519 →
Quaternized Polyvinylamines for Deinking Loop Clarification
Patent:
5,269,942 →
Application:
08/000,424 →
Apparatus for Dissolving Dry Polymer
Patent:
5,344,619 →
Application:
08/029,210 →
Method for Improving Pulp Washing Efficiency
Patent:
5,405,498 →
Application:
08/080,910 →
Water Soluble Graft Copolymers and Methods of Use Thereof
Patent:
5,374,336 →
Application:
08/101,139 →
Anionic Sulfonate Surfactants in the Washing and Pulping Operation
Patent:
5,464,502 →
Application:
08/132,076 →
Microbial Inhibiting Compositions and Their Use
Patent:
5,369,115 →
Application:
08/146,273 →
Water Soluble Graft Copolymers for Laser Print Deinking Loop Clarification
Patent:
5,387,318 →
Application:
08/169,819 →
Concentrated High Flash Point Surfactant Compositions
Patent:
5,415,798 →
Application:
08/182,814 →
Method and Composition for Controlling the Growth of Microorganisms
Patent:
5,416,122 →
Application:
08/183,550 →
Use of Anionic Surfactant/Dispersant Blends for the Deinking of Groundwood Newsprint
Patent:
5,387,355 →
Application:
08/184,723 →
Method for Improving Retention and Drainage Characteristics in Alkaline Papermaking
Patent:
5,482,595 →
Application:
08/215,983 →
Method for Improving Retention and Drainage Characteristics in Alkaline Papermaking
Patent:
5,415,740 →
Application:
08/217,037 →
Antifoam Composition for Aqueous Starch and Paper Coating Systems
Patent:
5,538,668 →
Application:
08/233,603 →
Use of Polymers in the Recycled Fiber Washing/Deinking Process
Patent:
5,626,718 →
Application:
08/307,969 →
Methods and Compositions for Stabilizing Fatty Acid Imidazoline Solutions
Patent:
5,530,137 →
Application:
08/307,975 →
Method for Improving Retention and Drainage Characteristics in Alkaline Papermaking
Patent:
5,532,308 →
Application:
08/373,706 →
Felt Conditioner for Deinked Recycled Newsprint Papermaking System
Patent:
5,575,893 →
Application:
08/404,771 →
Compositions and Methods for Inhibiting the Deposition of Organic Contaminants in Pulp and Papermaking Systems Using a Composition Comprising of Polyvinyl Alcohol and Gelatin
Patent:
5,536,363 →
Application:
08/421,349 →
Method for Inhibiting the Deposition of Organic Contaminants in Polp and Papermaking Processes
Patent:
5,556,510 →
Application:
08/428,593 →
Method of Controlling Foam in Aqueous Systems
Patent:
5,632,860 →
Application:
08/498,326 →
Deposition Control in Pulp and Papermaking Systems Using a Composition Comprising of Polyvinyl Alcohol and Gelatin
Patent:
5,779,858 →
Application:
08/651,077 →
Methods for Inhibiting Organic Contaminant Deposition in Pulp and Papermaking Systems
Patent:
5,746,888 →
Application:
08/677,181 →
Method for Inhibiting Deposition in Pulp and Papermaking Systems Using a Composition Comprising of Polyvinyl Alcohol,Gelatin and Cationic Polymer
Patent:
5,723,021 →
Application:
08/700,974 →
Deinking Wastepaper Containing Electrostatic Printed Ink Using Branch Alcohol Alkoxylate Surfactant
Patent:
5,885,413 →
Application:
08/749,873 →
Compositions and Methods for Inhibiting Organic Contaminant Deposition in Pulp and Papermaking Systems
Patent:
5,762,757 →
Application:
08/761,110 →
Methods of Separating Lignin Solids and Black Liquor from Tall Oil Fatty Acids
Patent:
5,773,590 →
Application:
08/835,779 →
Method for Dewatering Deinking Sludge Using a Water Soluble Block Copolymer
Patent:
5,800,719 →
Application:
08/856,218 →
Methods and Compositions for Treating Stickies
Patent:
5,936,024 →
Application:
08/870,780 →
Compositions and Methods for Inhibiting the Deposition of Organic Contaminants in Pulp and Papermaking Systems
Patent:
5,866,618 →
Application:
08/907,325 →
Compositions and Methods for Inhibiting the Deposition of Organic Contaminants in Pulp and Papermaking Systems
Patent:
5,952,394 →
Application:
08/932,136 →
Methods for Inhibiting Organic Contaminant Deposition in Pulp and Papermaking Systems
Patent:
5,885,419 →
Application:
08/987,836 →
Composition for Inhibiting Microbial Adhesion on Surfaces
Patent:
5,942,219 →
Application:
08/993,085 →
Compositions and Methods for Inhibiting Organic Comtaminant Deposition in Pulp and Papermaking Systems
Patent:
6,143,800 →
Application:
09/016,180 →
Papermaking Aid
Patent:
6,168,686 →
Application:
09/152,695 →
Methods and Compositions for Treating Stickies
Patent:
6,150,452 →
Application:
09/317,212 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 27, 1985
From: MORELAND, ROBERT D.
To: BETZLABORATORIES, INC., 4636 SOMERTON ROAD, TREVOSE, PA., 19047, A CORP OF PA.
Reel/Frame 004496/0027 →
Assignment of Assignors Interest.
Jun 26, 1986
From: MORELAND, ROBERT D.
To: BETZ LABORATORIES, INC.
Reel/Frame 004566/0689 →
Assignment of Assignors Interest.
Oct 6, 1988
From: TAGGART, THOMAS E.; SCHUSTER, MICHAEL A.; SCHELLHAMER, ALAN J.
To: BETZ LABORATORIES, INC., A CORP. OF THE COMMONWEALTH OF PA
Reel/Frame 004958/0233 →
Assignment of Assignors Interest.
May 29, 1990
From: BETZ LABORATORIES, INC., 4636 SOMERTON RD., TREVOSE, PA. 19047
To: BETZ PAPERCHEM, INC.
Reel/Frame 005323/0285 →
Assignment of Assignors Interest.
Aug 13, 1990
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 005415/0129 →
Assignment of Assignors Interest.
Aug 13, 1990
From: PEASE, JACQUELINE K.; DIXON, CATHERINE S.; MICHALOPOULOS, DANIEL L.
To: BETZ LABORATORIES, INC.
Reel/Frame 005411/0654 →
Assignment of Assignors Interest.
Oct 11, 1990
From: LETSCHER, MARY B.
To: BETZ LABORATORIES, INC.
Reel/Frame 005463/0707 →
Assignment of Assignors Interest.
Dec 19, 1990
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 005556/0210 →
Assignment of Assignors Interest.
Mar 11, 1991
From: NGUYEN, DUY T.; FADER, MITZI K.; HENDRIKS, WILLIAM A.
To: BETZ LABORATORIES, INC., A CORP. OF PA
Reel/Frame 005626/0441 →
Assignment of Assignors Interest.
Apr 17, 1991
From: KHAN, ABDUL Q.; OWITI, CLARICE A.
To: BETZ LABORATORIES, INC., A CORP. OF PA
Reel/Frame 005665/0985 →
Assignment of Assignors Interest.
May 24, 1991
From: RICHMANN, SANDRA K.; LETSCHER, MARY B.
To: BETZ LABORATORIES, INC. A CORP. OF PENNSYLVANIA
Reel/Frame 005712/0005 →
Assignment of Assignors Interest.
Jul 1, 1991
From: LING, TIEN-FENG
To: BETZ LABORATORIES, INC. A CORPORATION OF PA
Reel/Frame 005748/0884 →
Assignment of Assignors Interest.
Oct 7, 1991
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 005863/0701 →
Assignment of Assignors Interest.
Nov 12, 1991
From: NGUYEN, DUY T.
To: BETZ LABORATORIES, INC.
Reel/Frame 005906/0849 →
Assignment of Assignors Interest.
Apr 22, 1992
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006085/0566 →
Assignment of Assignors Interest.
May 26, 1992
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006125/0754 →
Assignment of Assignors Interest.
Jul 13, 1992
From: PATERSON, DONALD J.; PATERSON, DONALD J.
To: BETZ LABORATORIES, INC.; BETZ LABORATORIES, INC., A PA CORP.
Reel/Frame 006179/0090 →
Assignment of Assignors Interest.
Aug 21, 1992
From: LING, TIEN-FENG; HANCOCK, THERESA D.
To: BETZ LABORATORIES, INC.
Reel/Frame 006223/0831 →
Assignment of Assignors Interest.
Feb 16, 1993
From: HARRINGTON, JOHN C. IV; CHEN, JEN-CHI; CHEN, FU
To: BETZ LABORATORIES, INC.
Reel/Frame 006429/0770 →
Assignment of Assignors Interest.
Apr 15, 1993
From: LARWICK, KEITH L.; DEMAREST, KEVIN A.
To: BETZ LABORATORIES, INC.
Reel/Frame 006505/0826 →
Assignment of Assignors Interest.
May 4, 1993
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006512/0316 →
Assignment of Assignors Interest.
May 7, 1993
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006516/0567 →
Assignment of Assignor's Interest
Aug 13, 1993
From: PEASE, JACQUELINE K.
To: BETZ LABORATORIES, INC.
Reel/Frame 006650/0983 →
Assignment of Assignor's Interest
Sep 7, 1993
From: BETZ LABORATORIES, INC.
To: BETZ PAPERCHEM, INC.
Reel/Frame 006683/0778 →
Assignment of Assignor's Interest
Oct 6, 1993
From: LIN, JOHN T.; LIAO, WEN P.; CHEN, FU
To: BETZ LABORATORIES, INC.
Reel/Frame 006728/0883 →