NREP
NEW REPRESENTATIVE AT IB RECEIVED
03/12/2026
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Official data from USPTO
MELSORB
Did you know this trademark is already registered in United States?
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
MELSORB
ST13
US500000079086696Class
1, 5, 10, 11
Filing
79086696
Registration
4054556
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
57
Latest update
03/13/2026
Trademark type
Word
Nice classes
1, 5, 10, 11
Filing date
06/02/2010
Registration date
11/15/2011
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
05/27/2022
Last transaction
03/13/2026
Responsible office
United States Patent and Trademark Office
Status code
709
Official register
Principal Register
Drawing code
4
Owner type
99
Owner location
GB
Examiner
FROMM, MARTHA L
Law office
L60
Holders and representatives
Holders
Magnesium Elektron Limited
Magnesium Elektron Limited
Representatives
Matthew Saunders Saunders & Silverstein LLP
Technical classification
Nice Classes
Class 1Class 5Class 10Class 11
Vienna Codes
No Vienna codes available.
Goods and services
Class 1
Chemicals and chemical products for use in industryscience and photography; chemical preparationscompounds and substancesreactive chemicals for the absorption of carbon dioxide; catalysts for chemical and biochemical processes; reactive chemicals for the absorption of carbon dioxide; reactive absorbent lithium zirconate; ceramic particlespurification media for units producing potable water for domesticcommercial and industrial use
Class 5
Biochemical preparations for use in dialysis for medical use
Class 10
Apparatus for dialysis for medical use; apparatus for dialysis for veterinary use; apparatus for cleansing blood during surgical procedures
Class 11
Purification units for producing potable water for domesticcommercial and industrial use
Publications
History of USPTO decisions and trademark events.
57 publications found
NREP
NEW REPRESENTATIVE AT IB RECEIVED
05/20/2023
INNT
TOTAL INVALIDATION PROCESSED BY THE IB
04/18/2023
INTS
TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB
03/15/2023
INPC
INVALIDATION PROCESSED
03/14/2023
INTR
TOTAL INVALIDATION OF REG EXT PROTECTION CREATED
01/27/2023
NREP
NEW REPRESENTATIVE AT IB RECEIVED
09/02/2022
C71T
CANCELLED SECTION 71
05/27/2022
REM4
COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED
11/15/2020
RNWL
INTERNATIONAL REGISTRATION RENEWED
06/18/2020
INNP
PARTIAL INVALIDATION PROCESSED BY THE IB
10/12/2018
INPS
PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB
09/05/2018
INPC
INVALIDATION PROCESSED
09/05/2018
INPR
PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED
08/11/2018
ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
06/14/2018
NA71
NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED
12/11/2017
71.P
REGISTERED - PARTIAL SEC 71 ACCEPTED
12/11/2017
APRE
CASE ASSIGNED TO POST REGISTRATION PARALEGAL
12/05/2017
ES71
TEAS SECTION 71 RECEIVED
11/07/2017
NREP
NEW REPRESENTATIVE AT IB RECEIVED
08/03/2017
REM3
COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED
11/15/2016
FINO
FINAL DECISION TRANSACTION PROCESSED BY IB
07/06/2012
FICS
FINAL DISPOSITION NOTICE SENT TO IB
06/20/2012
FIMP
FINAL DISPOSITION PROCESSED
06/20/2012
FICR
FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB
02/15/2012
R.PR
REGISTERED-PRINCIPAL REGISTER
11/15/2011
GPNX
NOTIFICATION PROCESSED BY IB
10/23/2011
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
08/30/2011
PUBO
PUBLISHED FOR OPPOSITION
08/30/2011
OPNS
NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB
08/10/2011
OP2R
NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB
08/10/2011
PREV
LAW OFFICE PUBLICATION REVIEW COMPLETED
07/27/2011
ALIE
ASSIGNED TO LIE
07/26/2011
ADCH
CHANGE OF NAME/ADDRESS REC'D FROM IB
07/09/2011
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
07/05/2011
XAEC
EXAMINER'S AMENDMENT ENTERED
07/05/2011
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
07/05/2011
GNEA
EXAMINERS AMENDMENT E-MAILED
07/05/2011
CNEA
EXAMINERS AMENDMENT -WRITTEN
07/05/2011
GNFN
NOTIFICATION OF FINAL REFUSAL EMAILED
03/23/2011
GNFR
FINAL REFUSAL E-MAILED
03/23/2011
CNFR
FINAL REFUSAL WRITTEN
03/23/2011
DOCK
ASSIGNED TO EXAMINER
03/16/2011
TEME
TEAS/EMAIL CORRESPONDENCE ENTERED
03/02/2011
CRFA
CORRESPONDENCE RECEIVED IN LAW OFFICE
03/02/2011
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
03/02/2011
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
01/06/2011
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
01/06/2011
RFNT
REFUSAL PROCESSED BY IB
11/01/2010
RFCS
NON-FINAL ACTION MAILED - REFUSAL SENT TO IB
10/13/2010
RFRR
REFUSAL PROCESSED BY MPU
10/13/2010
RFCR
NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW
10/13/2010
CNRT
NON-FINAL ACTION WRITTEN
10/12/2010
MAFR
APPLICATION FILING RECEIPT MAILED
10/05/2010
DOCK
ASSIGNED TO EXAMINER
10/01/2010
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
10/01/2010
REPR
SN ASSIGNED FOR SECT 66A APPL FROM IB
09/30/2010
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