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:
Jan. 11, 2022
Filed:
Jul. 05, 2018
Thomas West, Inc., Sunnyvale, CA (US);
Thomas West, Portola Valley, CA (US);
Gary Quigley, Loomis, CA (US);
Pepito Galvez, San Jose, CA (US);
Peter McKeever, Redwood City, CA (US);
Suli Holani, Sunnyvale, CA (US);
Thomas West, Inc., Sunnyvale, CA (US);
Abstract
A method and systems for controlling optical transmissivity of a polish pad material are provided. The method and systems may include adjusting control parameters to determine the optical transmissivity of a polish pad material. The control parameters may also include pre-processing controls, casting controls, and/or curing controls. Methods and systems also provided for assembling a polish pad that controls the optical transmissivity of the polish pad. Additionally, a polish pad with a controlled optical transmissivity is provided.