NATIONAL HVAC SERVICE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 37 (Construction & Repair) 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 October 3, 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 |
|---|---|---|
| Aug 3, 2017 |
MSHC, INC.
TOLIN MECHANICAL SYSTEMS COMPANY
DELTA BUILDING TECHNOLOGIES, INC.
MODERN HEATING & AIR CONDITIONING, INC.
NATIONAL H.V.A.C. SERVICE, LTD.
COMMERCIAL MECHANICAL SYSTEMS, INC.
|
ARES CAPITAL MANAGEMENT LLC AS SECOND LI...
NEW YORK, NEW YORK
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 87387248 | NATIONAL HVAC SERVICE | Mar 27, 2017 | Pending | 037 Construction & Repair | National HVAC Service, Ltd. |
Weekly visibility reports showing how ChatGPT mentions NATIONAL HVAC SERVICE, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: NATIONAL HVAC SERVICE trademark portfolio
What trademarks does NATIONAL HVAC SERVICE hold?
NATIONAL HVAC SERVICE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 37 (Construction & Repair). The most recent filings are registered to National HVAC Service, Ltd..
How many trademarks does NATIONAL HVAC SERVICE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to NATIONAL HVAC SERVICE. The brand has been actively filing since March 2017. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does NATIONAL HVAC SERVICE file most often?
NATIONAL HVAC SERVICE's most active class is NICE Class 37 (Construction & Repair), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the NATIONAL HVAC SERVICE trademark?
The most recent filings under the NATIONAL HVAC SERVICE mark are registered to National HVAC Service, Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is NATIONAL HVAC SERVICE expanding into new categories?
The current WikiTrademarks Expansion Score for NATIONAL HVAC SERVICE 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 NATIONAL HVAC SERVICE trademark filings?
Click the Watch Brand button at the top of this page to add NATIONAL HVAC SERVICE 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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