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 2025).

Record

Serial number
73040370
Registration number
1020999
Mark type
Word mark
Filed
26 Dec 1974
Registered
23 Sept 1975
Next maintenance due
23 Sept 2025
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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