D.A.U. Trademark

Trademark Overview

On Thursday, March 9, 1995, a trademark application was filed for D.A.U. with the United States Patent and Trademark Office. The USPTO has given the D.A.U. trademark a serial number of 74645888. The federal status of this trademark filing is REGISTERED AND RENEWED as of Monday, November 24, 2025. This trademark is owned by Syva Company. The D.A.U. trademark is filed in the Chemical Products category with the following description:

chemical reagents for in vitro diagnostic use
d.a.u.

General Information

Serial Number74645888
Word MarkD.A.U.
Filing DateThursday, March 9, 1995
Status800 - REGISTERED AND RENEWED
Status DateMonday, November 24, 2025
Registration Number1965374
Registration DateTuesday, April 2, 1996
Mark Drawing1 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, January 9, 1996

Trademark Statements

Goods and Serviceschemical reagents for in vitro diagnostic use

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.
US Class Codes001, 005, 006, 010, 026, 046
Class Status Code6 - Active
Class Status DateTuesday, May 30, 1995
Primary Code001
First Use Anywhere DateWednesday, November 30, 1977
First Use In Commerce DateWednesday, November 30, 1977

Trademark Owner History

Party NameSiemens Healthcare Diagnostics Inc.
Party Type44 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressTarrytown, NY 10591
Party NameDade Behring Inc.
Party Type43 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressDeerfield, IL 60015
Party NameSYVA DIAGNOSTICS HOLDING COMPANY
Party Type42 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressDEERFIELD, IL 60015
Party NameSYVA COMPANY
Party Type41 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressSAN JOSE, CA 95135
Party NameSyva Company
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressSan Jose, CA 95135
Party NameSyva Company
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressSan Jose, CA 95135
Party NameSyva Company
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressSan Jose, CA 95135

Trademark Events

Event DateEvent Description
Wednesday, August 30, 1995ASSIGNED TO EXAMINER
Tuesday, September 5, 1995APPROVED FOR PUB - PRINCIPAL REGISTER
Friday, December 8, 1995NOTICE OF PUBLICATION
Tuesday, January 9, 1996PUBLISHED FOR OPPOSITION
Tuesday, April 2, 1996REGISTERED-PRINCIPAL REGISTER
Monday, June 4, 2001REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Tuesday, July 31, 2001REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Monday, April 3, 2006PAPER RECEIVED
Monday, April 3, 2006REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Monday, July 17, 2006ASSIGNED TO PARALEGAL
Thursday, August 3, 2006REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Thursday, August 3, 2006REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Tuesday, August 15, 2006CASE FILE IN TICRS
Wednesday, August 15, 2007ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Wednesday, February 20, 2008ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Wednesday, January 20, 2010TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Wednesday, January 20, 2010ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Thursday, April 2, 2015COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Thursday, March 31, 2016TEAS SECTION 8 & 9 RECEIVED
Monday, April 4, 2016POST REGISTRATION ACTION MAILED - SEC. 8 & 9
Thursday, April 7, 2016TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
Wednesday, April 20, 2016POST REGISTRATION ACTION MAILED - SEC. 8 & 9
Wednesday, May 11, 2016TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED
Monday, May 16, 2016REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, May 16, 2016REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Monday, May 16, 2016NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Wednesday, April 2, 2025COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Wednesday, August 13, 2025TEAS SECTION 8 & 9 RECEIVED
Monday, November 24, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Monday, November 24, 2025REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, November 24, 2025REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Monday, November 24, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Related Keywords

diagnostic vitro reagents chemical