Who owns the FLEX DOCTOR trademark?

The FLEX DOCTOR trademark is owned by WAVE INVESTORS LLC.

What class is the FLEX DOCTOR trademark registered in?

The FLEX DOCTOR trademark is registered in Class 010 (Surgical, medical, dental & veterinary apparatus).

What is the serial number for FLEX DOCTOR?

The USPTO serial number for FLEX DOCTOR is 88617581.

What is the registration number for FLEX DOCTOR?

FLEX DOCTOR is registered under USPTO registration number 6156665.

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Updated Sep 27, 2026·21 searches this week

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FLE

USPTO Trademark Record

REGISTERED

FLEX DOCTOR

SN 88617581·Reg 6156665·Filed Sep 16, 2019

Owner WAVE INVESTORS LLC

Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contact lenses and sunglasses; orthopaedic articles; suture materials; therapeutic and assistive devices adapted for persons with disabilities; massage apparatus; apparatus, devices and articles for nursing infants; sexual activity apparatus, devices and articles.

FLEX DOCTOR (Serial No. 88617581), Registration No. 6156665, is a registered US trademark filed on Sep 16, 2019 by WAVE INVESTORS LLC. This trademark covers Class 010 (Surgical, medical, dental & veterinary apparatus).

Section 8/9 declaration window: September 23, 2030

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Mark Intelligence

FLEX DOCTOR (Reg. #6156665) is a registered US trademark that has been protecting its owner, WAVE INVESTORS LLC, since 2019. The mark covers Class 010 (Surgical, medical, dental & veterinary apparatus). Goods and services include Surgical, medical, dental and veterinary apparatus and instruments; artificial limbs, eyes and teeth; spectacles, contac.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 16, 2019

SERIAL

88617581

REG#

6156665

REGISTERED

Sep 22, 2020

Filing Information

StatusREGISTERED

Filing DateSep 16, 2019

Serial Number88617581

Registration No.6156665

Registration DateSep 22, 2020

Status DateApr 25, 2026

Published for OppositionJul 07, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 010Surgical, medical, dental & veterinary apparatus

US codes: 026, 039, 044

First use anywhere: Aug 01, 2019

First use in commerce: Aug 01, 2019

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

26 events

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Apr 25, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Apr 25, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 20, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Dec 04, 2025

TEAS SECTION 8 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 03, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Dec 03, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Sep 22, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Sep 22, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jul 07, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 07, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 17, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 04, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 03, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Jun 02, 2020

TEAS REQUEST FOR RECONSIDERATION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 02, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

FINAL REFUSAL WRITTEN

Jan 14, 2020

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Jan 14, 2020

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Jan 14, 2020

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 20, 2019

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Dec 19, 2019

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 19, 2019

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 19, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 19, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 19, 2019

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Dec 16, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 23, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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