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Harold Laser
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Hamilton, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Method of improving paper machine fabric performance
Patent number
10,851,330
Issue date
Dec 1, 2020
Dubois Chemicals, Inc.
Harold Laser
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method for controlling deposits on papermaking surfaces
Patent number
9,856,398
Issue date
Jan 2, 2018
Dubois Chemicals, Inc.
Harold Laser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of treating paper making rolls
Patent number
6,723,207
Issue date
Apr 20, 2004
JohnsonDiversey, Inc.
Harold Laser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF IMPROVING PAPER MACHINE FABRIC PERFORMANCE
Publication number
20170029748
Publication date
Feb 2, 2017
DUBOIS CHEMICALS, INC.
Harold Laser
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD FOR CONTROLLING DEPOSITS ON PAPERMAKING SURFACES
Publication number
20160177505
Publication date
Jun 23, 2016
DUBOIS CHEMICALS, INC.
Harold Laser
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF REMOVING POLYMERIC CONTAMINANTS FROM PAPERMAKING SURFACES
Publication number
20150148279
Publication date
May 28, 2015
DUBOIS CHEMICALS, INC.
Harold Laser
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
CLEANING COMPOSITIONS FOR REMOVING POLYMERIC CONTAMINANTS FROM PAPE...
Publication number
20120204916
Publication date
Aug 16, 2012
DUBOIS CHEMICALS, INC.
Harold Laser
B08 - CLEANING
Information
Patent Application
Method of treating papermaking fabric
Publication number
20060272789
Publication date
Dec 7, 2006
Steven Szep
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Application
Method of treating paper making rolls
Publication number
20040020617
Publication date
Feb 5, 2004
JohnsonDiversey, Inc.
Harold Laser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE