POREMASTER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed October 19, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 75016649 | POREMASTER | Nov 08, 1995 | Abandoned | 009 Electronics & Software | Quantachrome Corporation |
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FAQ: POREMASTER trademark portfolio
What trademarks does POREMASTER hold?
POREMASTER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software). The most recent filings are registered to Quantachrome Corporation.
How many trademarks does POREMASTER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to POREMASTER. The brand has been actively filing since November 1995. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does POREMASTER file most often?
POREMASTER's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the POREMASTER trademark?
The most recent filings under the POREMASTER mark are registered to Quantachrome Corporation. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is POREMASTER expanding into new categories?
The current WikiTrademarks Expansion Score for POREMASTER is 0 out of 100, which is low — the brand is focused on defending its existing categories rather than expanding. The score combines NICE class breadth, filing velocity, and the rate of cross-class movement from the brand's filing history.
How can I track new POREMASTER trademark filings?
Click the Watch Brand button at the top of this page to add POREMASTER to your Watchlist. New filings show up on your WikiTrademarks dashboard within 24 to 48 hours of being public, alongside any class expansions, status changes, or assignment events.
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