SPRING Trademark

Trademark Overview

On Thursday, June 18, 2015, a trademark application was filed for SPRING with the United States Patent and Trademark Office. The USPTO has given the SPRING trademark a serial number of 86667554. The federal status of this trademark filing is SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED as of Friday, December 12, 2025. This trademark is owned by Zenflow, Inc.. The SPRING trademark is filed in the Medical Instrument Products category with the following description:

Medical apparatus and instruments for use in benign prostatic hyperplasia procedures
spring

General Information

Serial Number86667554
Word MarkSPRING
Filing DateThursday, June 18, 2015
Status702 - SECTION 8 & 15 - ACCEPTED AND ACKNOWLEDGED
Status DateFriday, December 12, 2025
Registration Number6033942
Registration DateTuesday, April 14, 2020
Mark Drawing4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition DateTuesday, June 21, 2016

Trademark Statements

Goods and ServicesMedical apparatus and instruments for use in benign prostatic hyperplasia procedures

Classification Information

International Class010 - Surgical, medical, dental, and veterinary apparatus and instruments, artificial limbs, eyes, and teeth; orthopedic articles; suture materials.
US Class Codes026, 039, 044
Class Status Code6 - Active
Class Status DateWednesday, June 24, 2015
Primary Code010
First Use Anywhere DateThursday, March 31, 2016
First Use In Commerce DateSaturday, February 1, 2020

Trademark Owner History

Party NameZenflow, Inc.
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressSouth San Francisco, CA 94080
Party NameZenflow, Inc.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressSouth San Francisco, CA 94080
Party NameZenflow, Inc.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressSan Francisco, CA 94131

Trademark Events

Event DateEvent Description
Monday, June 22, 2015NEW APPLICATION ENTERED
Wednesday, June 24, 2015NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Thursday, September 24, 2015ASSIGNED TO EXAMINER
Tuesday, October 6, 2015NON-FINAL ACTION WRITTEN
Tuesday, October 6, 2015NON-FINAL ACTION E-MAILED
Tuesday, October 6, 2015NOTIFICATION OF NON-FINAL ACTION E-MAILED
Monday, April 4, 2016TEAS RESPONSE TO OFFICE ACTION RECEIVED
Monday, April 4, 2016CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, April 5, 2016TEAS/EMAIL CORRESPONDENCE ENTERED
Wednesday, May 18, 2016APPROVED FOR PUB - PRINCIPAL REGISTER
Wednesday, June 1, 2016NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Tuesday, June 21, 2016PUBLISHED FOR OPPOSITION
Tuesday, June 21, 2016OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Monday, July 11, 2016EXTENSION OF TIME TO OPPOSE RECEIVED
Tuesday, January 3, 2017EXTENSION OF TIME TO OPPOSE PROCESS - TERMINATED
Tuesday, February 14, 2017NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Monday, August 14, 2017SOU TEAS EXTENSION RECEIVED
Monday, August 14, 2017SOU EXTENSION 1 FILED
Monday, August 14, 2017SOU EXTENSION 1 GRANTED
Wednesday, August 16, 2017NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Monday, February 12, 2018TEAS CHANGE OF CORRESPONDENCE RECEIVED
Monday, February 12, 2018SOU TEAS EXTENSION RECEIVED
Monday, February 12, 2018SOU EXTENSION 2 FILED
Monday, February 12, 2018SOU EXTENSION 2 GRANTED
Wednesday, February 14, 2018NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Tuesday, August 14, 2018SOU TEAS EXTENSION RECEIVED
Tuesday, August 14, 2018SOU EXTENSION 3 FILED
Tuesday, August 14, 2018SOU EXTENSION 3 GRANTED
Thursday, August 16, 2018NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Monday, February 4, 2019SOU TEAS EXTENSION RECEIVED
Monday, February 4, 2019SOU EXTENSION 4 FILED
Monday, February 4, 2019SOU EXTENSION 4 GRANTED
Wednesday, February 6, 2019NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Thursday, August 1, 2019SOU TEAS EXTENSION RECEIVED
Tuesday, August 6, 2019CASE ASSIGNED TO INTENT TO USE PARALEGAL
Thursday, August 1, 2019SOU EXTENSION 5 FILED
Tuesday, August 6, 2019SOU EXTENSION 5 GRANTED
Wednesday, August 7, 2019NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Wednesday, February 12, 2020TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Wednesday, February 12, 2020ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Wednesday, February 12, 2020TEAS CHANGE OF OWNER ADDRESS RECEIVED
Wednesday, February 12, 2020APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Thursday, February 13, 2020TEAS STATEMENT OF USE RECEIVED
Thursday, February 13, 2020USE AMENDMENT FILED
Wednesday, February 19, 2020STATEMENT OF USE PROCESSING COMPLETE
Thursday, March 12, 2020ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Friday, March 13, 2020NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
Tuesday, April 14, 2020REGISTERED-PRINCIPAL REGISTER
Monday, April 14, 2025COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Monday, September 8, 2025TEAS SECTION 8 & 15 RECEIVED
Friday, December 12, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Friday, December 12, 2025REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Friday, December 12, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Related Keywords

spring hyperplasia procedures prostatic benign apparatus instruments medical