GEMCHEM holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business) 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 July 12, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Jul 7, 2017 |
AMVAC CHEMICAL CORPORATION
|
BANK OF THE WEST
SAN RAMON, CALIFORNIA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 76610050 | GEMCHEM | Sep 03, 2004 | Pending | 035 Advertising & Business | AMVAC CHEMICAL CORPORATION |
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FAQ: GEMCHEM trademark portfolio
What trademarks does GEMCHEM hold?
GEMCHEM holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business). The most recent filings are registered to AMVAC CHEMICAL CORPORATION.
How many trademarks does GEMCHEM have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to GEMCHEM. The brand has been actively filing since September 2004. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does GEMCHEM file most often?
GEMCHEM's most active class is NICE Class 35 (Advertising & Business), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the GEMCHEM trademark?
The most recent filings under the GEMCHEM mark are registered to AMVAC CHEMICAL CORPORATION. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is GEMCHEM expanding into new categories?
The current WikiTrademarks Expansion Score for GEMCHEM 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 GEMCHEM trademark filings?
Click the Watch Brand button at the top of this page to add GEMCHEM 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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