LYFO DISK Trademark

Trademark Overview

On Tuesday, December 18, 1984, a trademark application was filed for LYFO DISK with the United States Patent and Trademark Office. The USPTO has given the LYFO DISK trademark a serial number of 73514307. The federal status of this trademark filing is REGISTERED AND RENEWED as of Friday, October 17, 2025. This trademark is owned by ENVIRONMENTAL PROTECTION LABORATORIES, INC.. The LYFO DISK trademark is filed in the Chemical Products category with the following description:

DIAGNOSTIC REAGENTS AND KITS FOR IN VITRO USE CONTAINING LYOPHILIZED MICROORGANISMS
lyfo disk

General Information

Serial Number73514307
Word MarkLYFO DISK
Filing DateTuesday, December 18, 1984
Status800 - REGISTERED AND RENEWED
Status DateFriday, October 17, 2025
Registration Number1398184
Registration DateTuesday, June 24, 1986
Mark Drawing1 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, April 1, 1986

Trademark Statements

Goods and ServicesDIAGNOSTIC REAGENTS AND KITS FOR IN VITRO USE CONTAINING LYOPHILIZED MICROORGANISMS
Pseudo MarkLIFEO
NOT AVAILABLE"DISK"

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 Codes006
Class Status Code6 - Active
Class Status DateThursday, January 31, 1985
Primary Code001
First Use Anywhere DateSaturday, January 1, 1983
First Use In Commerce DateSunday, May 1, 1983

Trademark Owner History

Party NameMicroBioLogics, Inc.
Party Type31 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressSt. Cloud, MN 56303
Party NameENVIRONMENTAL PROTECTION LABORATORIES, INC.
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressST. CLOUD, MN 56301
Party NameENVIRONMENTAL PROTECTION LABORATORIES, INC.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressST. CLOUD, MN 56301
Party NameENVIRONMENTAL PROTECTION LABORATORIES, INC.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressST. CLOUD, MN 56301

Trademark Events

Event DateEvent Description
Monday, February 25, 1985NON-FINAL ACTION MAILED
Monday, August 26, 1985CORRESPONDENCE RECEIVED IN LAW OFFICE
Thursday, October 10, 1985NON-FINAL ACTION MAILED
Monday, December 2, 1985CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, January 31, 1986EXAMINERS AMENDMENT MAILED
Monday, February 3, 1986APPROVED FOR PUB - PRINCIPAL REGISTER
Tuesday, March 4, 1986NOTICE OF PUBLICATION
Tuesday, April 1, 1986PUBLISHED FOR OPPOSITION
Tuesday, June 24, 1986REGISTERED-PRINCIPAL REGISTER
Monday, July 22, 1991REGISTERED - SEC. 8 (6-YR) FILED
Thursday, December 5, 1991POST REGISTRATION ACTION MAILED - SEC. 8
Tuesday, December 10, 1991RESPONSE RECEIVED TO POST REG. ACTION
Wednesday, February 26, 1992REGISTERED - SEC. 8 (6-YR) ACCEPTED
Tuesday, May 31, 2005TEAS CHANGE OF CORRESPONDENCE RECEIVED
Friday, February 24, 2006PAPER RECEIVED
Wednesday, May 24, 2006ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Friday, June 23, 2006TEAS SECTION 8 & 9 RECEIVED
Friday, June 23, 2006REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Monday, July 24, 2006TEAS CHANGE OF CORRESPONDENCE RECEIVED
Tuesday, September 12, 2006ASSIGNED TO PARALEGAL
Thursday, September 28, 2006REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Thursday, September 28, 2006REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Tuesday, June 17, 2008CASE FILE IN TICRS
Wednesday, June 24, 2015COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Friday, July 10, 2015TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Friday, July 10, 2015ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Monday, December 12, 2016TEAS SECTION 8 & 9 RECEIVED
Monday, February 13, 2017CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Monday, February 13, 2017REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, February 13, 2017REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Monday, February 13, 2017NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Friday, June 5, 2020CORRESPONDENCE RECEIVED IN LAW OFFICE
Thursday, July 23, 2020REVIEW OF CORRESPONDENCE COMPLETE - ADDRESS UPDATED
Tuesday, January 12, 2021TEAS CHANGE OF OWNER ADDRESS RECEIVED
Tuesday, January 12, 2021TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Tuesday, January 12, 2021ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, January 12, 2021TEAS CHANGE OF CORRESPONDENCE RECEIVED
Tuesday, January 12, 2021APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Tuesday, June 24, 2025COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Wednesday, June 25, 2025TEAS SECTION 8 & 9 RECEIVED
Friday, October 17, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Friday, October 17, 2025REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Friday, October 17, 2025REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Friday, October 17, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Related Keywords

disk lyfo lyophilized microorganisms containing vitro reagents kits diagnostic