The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 29, 2002
Filed:
Dec. 15, 1999
Applicant:
Inventors:
John O. Dukovic, Pleasantville, NY (US);
William E. Corbin, Jr., Newburgh, NY (US);
Erick G. Walton, Underhill, VT (US);
Peter S. Locke, Hopewell Junction, NY (US);
Panayotis C. Andricacos, Croton-on-Hudson, NY (US);
James E. Fluegel, Rhinebeck, NY (US);
Evan Patton, Portland, OR (US);
Jonathan Reid, Sherwood, OR (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 2/112 ; C25D 5/00 ;
U.S. Cl.
CPC ...
C25D 2/112 ; C25D 5/00 ;
Abstract
A method for controlling the composition of a chemical bath in which predictive dosing is used to account for changes in the composition of the bath in which the operating characteristics of the process are partitioned into a plurality of operating modes and the consumption or generation of materials related to the process are determined empirically and additions of material are made as appropriate.