Who owns the CYTRELLIS trademark?

The CYTRELLIS trademark is owned by Cytrellis Biosystems, Inc..

What is the serial number for CYTRELLIS?

The USPTO serial number for CYTRELLIS is 85946221.

What is the registration number for CYTRELLIS?

CYTRELLIS is registered under USPTO registration number 5228339.

CYTRELLIS - Owned by Cytrellis Biosystems, Inc. - (Class 010, Class 044)

Q: What class is the CYTRELLIS trademark registered in?

The CYTRELLIS trademark is registered in Class 010 (Surgical, medical, dental & veterinary apparatus), Class 044 (Medical, veterinary & beauty care services).

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 010Surgical, medical, dental & veterinary apparatus

US codes: 026, 039, 044

First use anywhere: Apr 13, 2017

First use in commerce: Apr 13, 2017

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.

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

First use anywhere: Apr 13, 2017

First use in commerce: Apr 13, 2017

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1893176

480Nov 07, 2025

Source: USPTO Madrid International Filing Requests

Status History

61 events

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jun 20, 2026

Code REM2

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jan 24, 2024

Code ASCK

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 04, 2023

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 04, 2023

Code CHAN

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Dec 04, 2023

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 04, 2023

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 04, 2023

Code TCCA

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 01, 2023

Code APRE

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Dec 01, 2023

Code C15A

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Dec 01, 2023

Code NA85

TEAS SECTION 8 & 15 RECEIVED

Jun 02, 2023

Code E815

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

Jun 20, 2022

Code REM1

REGISTERED-PRINCIPAL REGISTER

Jun 20, 2017

Code R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

May 19, 2017

Code SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

May 18, 2017

Code CNPR

STATEMENT OF USE PROCESSING COMPLETE

May 02, 2017

Code SUPC

TEAS STATEMENT OF USE RECEIVED

Apr 24, 2017

Code EISU

USE AMENDMENT FILED

Apr 24, 2017

Code IUAF

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jan 11, 2017

Code EXRA

SOU EXTENSION 5 GRANTED

Jan 10, 2017

Code EX5G

SOU TEAS EXTENSION RECEIVED

Jan 06, 2017

Code EEXT

SOU EXTENSION 5 FILED

Jan 06, 2017

Code EXT5

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Oct 20, 2016

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 20, 2016

Code ARAA

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 21, 2016

Code EXRA

SOU EXTENSION 4 GRANTED

Jul 20, 2016

Code EX4G

SOU TEAS EXTENSION RECEIVED

Jul 07, 2016

Code EEXT

SOU EXTENSION 4 FILED

Jul 07, 2016

Code EXT4

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Feb 17, 2016

Code EXRA

SOU EXTENSION 3 GRANTED

Feb 16, 2016

Code EX3G

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Feb 12, 2016

Code AITU

SOU TEAS EXTENSION RECEIVED

Jan 07, 2016

Code EEXT

SOU EXTENSION 3 FILED

Jan 07, 2016

Code EXT3

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jul 25, 2015

Code EXRA

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jul 24, 2015

Code AITU

SOU EXTENSION 2 GRANTED

Jul 24, 2015

Code EX2G

SOU TEAS EXTENSION RECEIVED

Jun 30, 2015

Code EEXT

SOU EXTENSION 2 FILED

Jun 30, 2015

Code EXT2

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Jan 10, 2015

Code EXRA

SOU EXTENSION 1 GRANTED

Jan 08, 2015

Code EX1G

SOU EXTENSION 1 FILED

Jan 08, 2015

Code EXT1

SOU TEAS EXTENSION RECEIVED

Jan 08, 2015

Code EEXT

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jul 08, 2014

Code NOAM

PUBLISHED FOR OPPOSITION

May 13, 2014

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 13, 2014

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 23, 2014

Code NONP

LAW OFFICE PUBLICATION REVIEW COMPLETED

Apr 10, 2014

Code PREV

EXAMINERS AMENDMENT -WRITTEN

Apr 04, 2014

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Apr 04, 2014

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Apr 04, 2014

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Apr 04, 2014

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 04, 2014

Code CNSA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 01, 2014

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 01, 2014

Code TEME

ASSIGNED TO LIE

Mar 27, 2014

Code ALIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 14, 2014

Code TROA

NON-FINAL ACTION WRITTEN

Sep 19, 2013

Code CNRT

NON-FINAL ACTION E-MAILED

Sep 19, 2013

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 19, 2013

Code GNRN

ASSIGNED TO EXAMINER

Sep 14, 2013

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 10, 2013

Code NWOS

Other Marks by Cytrellis Biosystems, Inc.

Additional USPTO filings from the same owner.

MIC

MICRO-CORING

88271458

Cytrellis Biosystems, Inc.

REGISTERED

ELL

ELLACOR

88656428

Cytrellis Biosystems, Inc.

REGISTERED

ELL

ELLACOR360

98410330

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PENDING

MIS

MIST

98079338

Cytrellis Biosystems, Inc.

ABANDONED

Other Marks by Sara M. Bauer

Additional USPTO filings handled by the same attorney of record.

ACH

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87651949

REGISTERED

SOL

SOLENTIM

86728398

REGISTERED

CEL

CELL METRIC

86728404

REGISTERED

LOG

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CYTRELLIS

What to file next

Full Goods & Services

Filing Basis & Declarations

International Filings

Other Marks by Cytrellis Biosystems, Inc.

Other Marks by Sara M. Bauer

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