KEITHLEY Trademark

Trademark Overview


On Friday, March 8, 1963, a trademark application was filed for KEITHLEY with the United States Patent and Trademark Office. The USPTO has given the KEITHLEY trademark a serial number of 72164250. The federal status of this trademark filing is REGISTERED AND RENEWED as of Tuesday, June 17, 2014. This trademark is owned by Keithley Instruments, Inc.. The KEITHLEY trademark is filed in the Chemical Products, Computer & Software Products & Electrical & Scientific Products, and Medical Instrument Products categories with the following description:

Electrical and Electronic Apparatus Including [ Signal Dividers, ] Amplifiers, Voltage Supplies, Relays, and Measuring Instruments Including Ammeters, Voltmeters, Ohmmeters, Electrometers, [ Static Meters, ] [and Electrical Bridges ] and Accessories

General Information


Serial Number72164250
Word MarkKEITHLEY
Filing DateFriday, March 8, 1963
Status800 - REGISTERED AND RENEWED
Status DateTuesday, June 17, 2014
Registration Number0773168
Registration DateTuesday, July 14, 1964
Mark Drawing1000 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateNOT AVAILABLE

Trademark Statements


Goods and ServicesElectrical and Electronic Apparatus Including [ Signal Dividers, ] Amplifiers, Voltage Supplies, Relays, and Measuring Instruments Including Ammeters, Voltmeters, Ohmmeters, Electrometers, [ Static Meters, ] [and Electrical Bridges ] and Accessories

Classification Information


International Class001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.

009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus.

010 - Surgical, medical, dental, and veterinary apparatus and instruments, artificial limbs, eyes, and teeth; orthopedic articles; suture materials.
US Class Codes026
Class Status Code6 - Active
Class Status DateTuesday, November 2, 1999
Primary Code026
First Use Anywhere DateThursday, October 31, 1946
First Use In Commerce DateThursday, October 31, 1946

Trademark Owner History


Party NameKEITHLEY INSTRUMENTS, LLC
Party Type31 - New Owner After Registration
Legal Entity Type16 - Limited Liability Company
AddressSOLON, OH 44139

Party NameKeithley Instruments, Inc.
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressCleveland, OH 44139

Trademark Events


Event DateEvent Description
Friday, July 14, 2023COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Monday, August 7, 2017TEAS CHANGE OF CORRESPONDENCE RECEIVED
Wednesday, July 26, 2017AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Friday, August 19, 2016ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, August 19, 2016TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, June 17, 2014NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Tuesday, June 17, 2014REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Tuesday, June 17, 2014REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Tuesday, June 17, 2014CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Friday, May 30, 2014TEAS SECTION 8 & 9 RECEIVED
Tuesday, September 20, 2011ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, September 20, 2011TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Monday, February 21, 2011APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Monday, February 21, 2011TEAS CHANGE OF OWNER ADDRESS RECEIVED
Monday, February 21, 2011ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Monday, February 21, 2011TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, November 4, 2008CASE FILE IN TICRS
Friday, June 11, 2004REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Friday, June 11, 2004REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, April 19, 2004REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Monday, April 19, 2004TEAS SECTION 8 & 9 RECEIVED
Tuesday, November 27, 1984REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)
Friday, July 13, 1984REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8