REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
04/17/2026
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Official data from USPTO
PERFECT SILICON
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: US
Quick snapshot
PERFECT SILICON
ST13
US500000078537671Class
9
Filing
78537671
Registration
3231772
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
41
Latest update
04/18/2026
Classification
Registered
Trademark type
Word
Nice classes
9
Filing date
12/23/2004
Registration date
04/17/2007
Expiration date
-
Recommended action
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Next step
These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.
Complete case details
Structured fields from the responsible authority and the official record.
Status date
08/11/2017
Last transaction
04/18/2026
Responsible office
United States Patent and Trademark Office
Status code
800
Official register
Supplemental Register
First use anywhere
2000-00-00
First use in commerce
2000-00-00
Drawing code
4
Owner type
22
Owner location
HSINCHU, TW
Examiner
VERHOSEK, WILLIAM T
Law office
M50
Current location
GENERIC WEB UPDATE
Holders and representatives
Holders
GLOBALWAFERS CO., LTD.
SUNEDISON SEMICONDUCTOR LIMITED
SUNEDISON, INC.
MEMC Electronic Materials, Inc.
Representatives
Paul I. J. Fleischut SENNIGER POWERS LLP
Technical classification
Nice Classes
Class 9
Vienna Codes
No Vienna codes available.
Goods and services
Class 9
Silicon wafers
Publications
History of USPTO decisions and trademark events.
41 publications found
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
09/12/2018
NA89
NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
08/11/2017
RNL1
REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
08/11/2017
89AG
REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
08/11/2017
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
08/11/2017
E89R
TEAS SECTION 8 & 9 RECEIVED
07/05/2017
REM2
COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
04/17/2016
ASCK
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
06/11/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
06/04/2014
ASGN
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
04/09/2014
NAS8
NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED
05/02/2013
8.OK
REGISTERED - SEC. 8 (6-YR) ACCEPTED
05/02/2013
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
05/02/2013
ES8R
TEAS SECTION 8 RECEIVED
04/16/2013
TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
09/22/2008
R.SR
REGISTERED-SUPPLEMENTAL REGISTER
04/17/2007
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
03/09/2007
CNTA
APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER
03/06/2007
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
03/06/2007
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/05/2007
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
03/05/2007
IUAA
USE AMENDMENT ACCEPTED
01/04/2007
AUPC
AMENDMENT TO USE PROCESSING COMPLETE
12/23/2006
ALIE
ASSIGNED TO LIE
12/23/2006
IUAF
USE AMENDMENT FILED
11/24/2006
EAAU
TEAS AMENDMENT OF USE RECEIVED
11/24/2006
GNRT
NON-FINAL ACTION E-MAILED
09/03/2006
CNRT
NON-FINAL ACTION WRITTEN
09/03/2006
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
08/29/2006
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
08/14/2006
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
08/14/2006
GNRT
NON-FINAL ACTION E-MAILED
02/14/2006
CNRT
NON-FINAL ACTION WRITTEN
02/14/2006
ACEC
AMENDMENT FROM APPLICANT ENTERED
02/13/2006
PAPER RECEIVED
02/02/2006
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
01/30/2006
GNRT
NON-FINAL ACTION E-MAILED
07/29/2005
CNRT
NON-FINAL ACTION WRITTEN
07/29/2005
DOCK
ASSIGNED TO EXAMINER
07/29/2005
NWAP
NEW APPLICATION ENTERED
01/06/2005
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