IONOGRAPH

Live / Registered — Registered and renewed (as of 09 Aug 2025)

What this means for you

Registered since 23 Sept 1975. 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 (next due by 23 Sept 2035: the §8 & §9 renewal).

Record

Serial number
73040370
Registration number
1020999
Mark type
Word mark
Filed
26 Dec 1974
Registered
23 Sept 1975
Current term from
23 Sept 2025
Next maintenance filing
§8 & §9 renewal, due by 23 Sept 2035 (grace period to 23 Mar 2036)
Attorney of record
Nathan T. Harris

Goods and services

  • Class 009 — Scientific and electric apparatus: MEASURING DEVICE FOR DETERMINING IONIC CONTENT OF LIQUIDS

Owner

Prosecution history

  • 09 Aug 2025 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
  • 09 Aug 2025 — REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)
  • 09 Aug 2025 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 09 Aug 2025 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 25 Mar 2025 — TEAS SECTION 8 & 9 RECEIVED
  • 29 Apr 2015 — NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED
  • 29 Apr 2015 — REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
  • 29 Apr 2015 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 29 Apr 2015 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
  • 15 Apr 2015 — TEAS SECTION 8 & 9 RECEIVED
  • 26 Apr 2006 — ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
  • 14 Oct 2005 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
  • 14 Oct 2005 — REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
  • 06 Oct 2005 — ASSIGNED TO PARALEGAL
  • 16 Sept 2005 — REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

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