SPHERIGLASS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares) 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 June 23, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
6 records| Date | From | To |
|---|---|---|
| Jun 1, 2016 |
POTTERS INDUSTRIES LLC
|
CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH,...
NEW YORK, NEW YORK
|
| Jun 1, 2016 |
POTTERS INDUSTRIES LLC
|
CITIBANK, N.A., AS COLLATERAL AGENT
NEW YORK, NEW YORK
|
| Jun 1, 2016 |
POTTERS INDUSTRIES LLC
|
WELLS FARGO BANK, NATIONAL ASSOCIATION,...
NEW YORK, NEW YORK
|
| May 5, 2016 |
CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH,...
|
PQ CORPORATION
MALVERN, PENNSYLVANIA
POTTERS INDUSTRIES, LLC
MALVERN, PENNSYLVANIA
|
| May 4, 2016 |
WILMINGTON TRUST, NATIONAL ASSOCIATION,...
|
PQ CORPORATION
MALVERN, PENNSYLVANIA
POTTERS INDUSTRIES, LLC
MALVERN, PENNSYLVANIA
|
| Mar 9, 2016 |
POTTERS INDUSTRIES (DE), INC.
|
POTTERS INDUSTRIES, LLC
WILMINGTON, DELAWARE
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 73252903 | SPHERIGLASS | Mar 07, 1980 | Abandoned | 021 Housewares | Potters Industries, LLC |
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FAQ: SPHERIGLASS trademark portfolio
What trademarks does SPHERIGLASS hold?
SPHERIGLASS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares). The most recent filings are registered to Potters Industries, LLC.
How many trademarks does SPHERIGLASS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SPHERIGLASS. The brand has been actively filing since March 1980. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SPHERIGLASS file most often?
SPHERIGLASS's most active class is NICE Class 21 (Housewares), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SPHERIGLASS trademark?
The most recent filings under the SPHERIGLASS mark are registered to Potters Industries, LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SPHERIGLASS expanding into new categories?
The current WikiTrademarks Expansion Score for SPHERIGLASS 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 SPHERIGLASS trademark filings?
Click the Watch Brand button at the top of this page to add SPHERIGLASS 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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