DUOVISC Trademark

Trademark Overview

On Tuesday, July 9, 1991, a trademark application was filed for DUOVISC with the United States Patent and Trademark Office. The USPTO has given the DUOVISC trademark a serial number of 74183443. The federal status of this trademark filing is REGISTERED AND RENEWED as of Monday, June 16, 2025. This trademark is owned by Alcon Surgical, Inc.. The DUOVISC trademark is filed in the Pharmaceutical Products category with the following description:

ophthalmic pharmaceutical preparations; namely, viscoelastic solutions
duovisc

General Information

Serial Number74183443
Word MarkDUOVISC
Filing DateTuesday, July 9, 1991
Status800 - REGISTERED AND RENEWED
Status DateMonday, June 16, 2025
Registration Number1895532
Registration DateTuesday, May 23, 1995
Mark Drawing5 - Drawing with word(s) / letter(s) / number(s) in Stylized form
Published for Opposition DateTuesday, May 5, 1992

Trademark Statements

Goods and Servicesophthalmic pharmaceutical preparations; namely, viscoelastic solutions

Classification Information

International Class005 - Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes; dietetic substances adapted for medical use, food for babies; plasters, materials for dressings; material for stopping teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.
US Class Codes018
Class Status Code6 - Active
Class Status DateTuesday, August 6, 1991
Primary Code005
First Use Anywhere DateMonday, October 17, 1994
First Use In Commerce DateMonday, October 17, 1994

Trademark Owner History

Party NameALCON INC.
Party Type34 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressFribourg 1701
CH
Party NameALCON RESEARCH, LTD.
Party Type33 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressFribourg CH-1701
CH
Party NameALCON MANUFACTURING, LTD.
Party Type32 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressFORT WORTH, TX 76134
Party NameALCON MANUFACTURING, LTD.
Party Type31 - New Owner After Registration
Legal Entity Type13 - Limited Partnership
AddressFT. WORTH, TX 76134
Party NameALCON LABORATORIES, INC.
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressFORT WORTH, TX 76134
Party NameALCON LABORATORIES, INC.
Party Type21 - New Owner After Publication
Legal Entity Type03 - Corporation
AddressFORT WORTH, TX 761342099
Party NameAlcon Surgical, Inc.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressForth Worth, TX 76134
Party NameAlcon Surgical, Inc.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressForth Worth, TX 76134

Trademark Events

Event DateEvent Description
Friday, October 11, 1991ASSIGNED TO EXAMINER
Friday, January 3, 1992APPROVED FOR PUB - PRINCIPAL REGISTER
Friday, April 3, 1992NOTICE OF PUBLICATION
Tuesday, May 5, 1992PUBLISHED FOR OPPOSITION
Tuesday, July 28, 1992NOA MAILED - SOU REQUIRED FROM APPLICANT
Tuesday, December 22, 1992SOU EXTENSION 1 FILED
Monday, February 1, 1993SOU EXTENSION 1 GRANTED
Monday, July 12, 1993SOU EXTENSION 2 FILED
Monday, August 30, 1993SOU EXTENSION 2 GRANTED
Thursday, December 23, 1993SOU EXTENSION 3 FILED
Tuesday, February 22, 1994SOU EXTENSION 3 GRANTED
Thursday, June 9, 1994SOU EXTENSION 4 FILED
Thursday, July 28, 1994SOU EXTENSION 4 GRANTED
Monday, November 14, 1994SOU EXTENSION 5 FILED
Thursday, December 29, 1994SOU EXTENSION 5 GRANTED
Tuesday, November 8, 1994USE AMENDMENT FILED
Wednesday, February 15, 1995STATEMENT OF USE PROCESSING COMPLETE
Thursday, February 23, 1995ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Tuesday, May 23, 1995REGISTERED-PRINCIPAL REGISTER
Wednesday, May 24, 2000REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Monday, September 11, 2000REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Thursday, February 3, 2005TEAS SECTION 8 & 9 RECEIVED
Thursday, February 3, 2005REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Thursday, February 3, 2005REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Friday, March 4, 2005REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Friday, March 4, 2005REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Friday, September 30, 2005TEAS CHANGE OF CORRESPONDENCE RECEIVED
Wednesday, August 15, 2007AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Wednesday, July 2, 2008AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Wednesday, September 17, 2008ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Wednesday, May 20, 2015TEAS SECTION 8 & 9 RECEIVED
Friday, May 22, 2015REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Friday, May 22, 2015REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Friday, May 22, 2015NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Wednesday, July 13, 2016TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Wednesday, July 13, 2016ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, March 13, 2018TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, March 13, 2018ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Wednesday, August 14, 2019ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Monday, April 13, 2020TEAS CHANGE OF OWNER ADDRESS RECEIVED
Monday, April 13, 2020TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Monday, April 13, 2020ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Monday, April 13, 2020TEAS CHANGE OF CORRESPONDENCE RECEIVED
Monday, April 13, 2020APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Friday, February 9, 2024TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Friday, February 9, 2024ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, February 9, 2024TEAS CHANGE OF CORRESPONDENCE RECEIVED
Thursday, May 23, 2024COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Thursday, January 9, 2025TEAS SECTION 8 & 9 RECEIVED
Monday, June 16, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Monday, June 16, 2025REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, June 16, 2025REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Monday, June 16, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Friday, November 21, 2025TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Friday, November 21, 2025ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, November 21, 2025TEAS CHANGE OF CORRESPONDENCE RECEIVED

Related Keywords

duovisc viscoelastic solutions namely preparations pharmaceutical ophthalmic