DOUBLE CHECK ASSAY
Live / Registered — Registered (as of 17 Aug 2021)
What this means for you
Registered since 17 Aug 2021. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (the §8 declaration of use is due by 17 Aug 2027, and its filing window is open now).
Record
- Serial number
- 87595404
- Registration number
- 6455938
- Mark type
- Word mark
- Filed
- 04 Sept 2017
- Published for opposition
- 26 Dec 2017
- Registered
- 17 Aug 2021
- Next maintenance filing
- §8 declaration of use, due by 17 Aug 2027 (grace period to 17 Feb 2028)
- Attorney of record
- Xiongying Tu
Goods and services
- Class 001 — Chemicals: Assays for research purposes; Biochemical reagents commonly known as probes, for detecting and analyzing molecules in protein or nucleotide arrays; Biochemical reagents used for non-medical purposes; Biochemicals for in vitro and in vivo scientific use
- Class 010 — Medical apparatus: Medical apparatus and instrument for diagnostic use, namely, apparatus for medical diagnostic testing in the fields of cancer or other tissue-based diagnostic testing, cytology and cell-based testing; Medical devices for obtaining body fluid samples; Medical diagnostic apparatus for testing cells and biomolecules; Medical diagnostic instruments for the analysis of body fluids
- Class 044 — Medical, beauty and agricultural services: Medical assistance; Medical consultations; Medical counseling; Medical information; Medical services
Owner
- Essenlix Corporation, Monmouth Junction, NJ, US
- Essenlix Corporation, Monmouth Junction, NJ, US
- Essenlix Corporation, Monmouth Junction, NJ, US
Board proceedings on this mark
- Extension of Time to Oppose No. 87595404 — Roche Diabetes Care, Inc. v. Essenlix Corporation, filed 25 Jan 2018 (Terminated)
Prosecution history
- 17 Aug 2026 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 03 Mar 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 03 Mar 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 03 Mar 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 03 Mar 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 03 Mar 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 17 Aug 2021 — REGISTERED-PRINCIPAL REGISTER
- 16 Jul 2021 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 15 Jul 2021 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 14 Jul 2021 — STATEMENT OF USE PROCESSING COMPLETE
- 12 Jul 2021 — USE AMENDMENT FILED
- 12 Jul 2021 — TEAS STATEMENT OF USE RECEIVED
- 23 Jan 2021 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 22 Jan 2021 — SOU EXTENSION 5 GRANTED
- 07 Jan 2021 — SOU EXTENSION 5 FILED