NEG -50 Trademark

Trademark Overview

On Monday, June 2, 2003, a trademark application was filed for NEG -50 with the United States Patent and Trademark Office. The USPTO has given the NEG -50 trademark a serial number of 78256856. The federal status of this trademark filing is REGISTERED AND RENEWED as of Sunday, November 23, 2025. This trademark is owned by Richard-Allan Scientific Company. The NEG -50 trademark is filed in the Chemical Products category with the following description:

Cryogenic compound for fast freezing of tissue, for use in clinical and research laboratories
neg -50

General Information

Serial Number78256856
Word MarkNEG -50
Filing DateMonday, June 2, 2003
Status800 - REGISTERED AND RENEWED
Status DateSunday, November 23, 2025
Registration Number2940985
Registration DateTuesday, April 12, 2005
Mark Drawing4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition DateNOT AVAILABLE

Trademark Statements

Goods and ServicesCryogenic compound for fast freezing of tissue, for use in clinical and research laboratories
Pseudo MarkNEG 50

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 Codes001, 005, 006, 010, 026, 046
Class Status Code6 - Active
Class Status DateThursday, January 1, 1970
Primary Code001
First Use Anywhere DateSaturday, September 28, 2002
First Use In Commerce DateTuesday, October 1, 2002

Trademark Owner History

Party NameRICHARD-ALLAN SCIENTIFIC LLC
Party Type31 - New Owner After Registration
Legal Entity Type16 - Limited Liability Company
AddressFremont, CA 94539
Party NameRichard-Allan Scientific Company
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressKalamazoo, MI 49008
Party NameRichard-Allan Scientific Company
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressKalamazoo, MI 49008

Trademark Events

Event DateEvent Description
Friday, December 5, 2003ASSIGNED TO EXAMINER
Friday, December 5, 2003NON-FINAL ACTION E-MAILED
Friday, March 12, 2004TEAS RESPONSE TO OFFICE ACTION RECEIVED
Thursday, March 11, 2004PAPER RECEIVED
Friday, March 12, 2004CORRESPONDENCE RECEIVED IN LAW OFFICE
Thursday, March 11, 2004CORRESPONDENCE RECEIVED IN LAW OFFICE
Monday, April 19, 2004CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, August 13, 2004NON-FINAL ACTION E-MAILED
Friday, September 24, 2004TEAS CHANGE OF CORRESPONDENCE RECEIVED
Wednesday, December 8, 2004TEAS RESPONSE TO OFFICE ACTION RECEIVED
Wednesday, December 8, 2004CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, December 14, 2004TEAS/EMAIL CORRESPONDENCE ENTERED
Monday, January 3, 2005APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER
Friday, January 7, 2005ASSIGNED TO LIE
Monday, January 10, 2005LAW OFFICE PUBLICATION REVIEW COMPLETED
Tuesday, April 12, 2005REGISTERED-SUPPLEMENTAL REGISTER
Wednesday, March 23, 2011TEAS SECTION 8 RECEIVED
Thursday, March 24, 2011CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Wednesday, July 20, 2011CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Thursday, July 21, 2011REGISTERED - SEC. 8 (6-YR) ACCEPTED
Thursday, July 21, 2011NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED
Friday, April 3, 2015TEAS SECTION 8 & 9 RECEIVED
Friday, April 17, 2015CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Saturday, April 18, 2015REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Saturday, April 18, 2015REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Saturday, April 18, 2015NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Wednesday, April 10, 2019AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Friday, December 4, 2020TEAS CHANGE OF OWNER ADDRESS RECEIVED
Friday, December 4, 2020TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Friday, December 4, 2020ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, December 4, 2020TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
Friday, December 4, 2020TEAS CHANGE OF CORRESPONDENCE RECEIVED
Friday, December 4, 2020APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Friday, April 12, 2024COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Monday, August 11, 2025TEAS SECTION 8 & 9 RECEIVED
Sunday, November 23, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Sunday, November 23, 2025POST REGISTRATION ACTION MAILED NO RESPONSE REQUIRED
Sunday, November 23, 2025REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Sunday, November 23, 2025REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Sunday, November 23, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Related Keywords

clinical research laboratories tissue freezing compound fast cryogenic