MAINWIN 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 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed November 7, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
3 records| Date | From | To |
|---|---|---|
| Feb 25, 2016 |
MAINSOFT CORPORATION
|
HARMON.IE CORPORATION
MILPITAS, CALIFORNIA
|
| Nov 24, 2015 |
HARMON.IE CORPORATION
|
WESTERN ALLIANCE BANK
SAN JOSE, CALIFORNIA
|
| Oct 22, 2015 |
HARMON.IE CORPORATION
|
WESTERN ALLIANCE BANK
SAN JOSE, CALIFORNIA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74367165 | MAINWIN | Mar 11, 1993 | Pending | 009 Electronics & Software | HARMON.IE R&D LTD. |
Weekly visibility reports showing how ChatGPT mentions MAINWIN, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: MAINWIN trademark portfolio
What trademarks does MAINWIN hold?
MAINWIN 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 HARMON.IE R&D LTD..
How many trademarks does MAINWIN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to MAINWIN. The brand has been actively filing since March 1993. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does MAINWIN file most often?
MAINWIN'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 MAINWIN trademark?
The most recent filings under the MAINWIN mark are registered to HARMON.IE R&D LTD.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is MAINWIN expanding into new categories?
The current WikiTrademarks Expansion Score for MAINWIN is 1 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 MAINWIN trademark filings?
Click the Watch Brand button at the top of this page to add MAINWIN 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.
More on this portfolio: Compare MAINWIN to another owner · Browse all NICE classes · Most valuable brands
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