HOUGHTON MIFFLIN HARCOURT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 16 (Paper & Printed Goods) 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 17, 2026
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Sign in to claimHow is HOUGHTON MIFFLIN HARCOURT filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
2 records| Date | From | To |
|---|---|---|
| Apr 29, 2015 |
HOUGHTON MIFFLIN HARCOURT PUBLISHING COM...
|
CITIBANK, N.A.
NEW YORK, NEW YORK
|
| Apr 29, 2015 |
HOUGHTON MIFFLIN HARCOURT PUBLISHING COM...
|
CITIBANK, N.A.
NEW YORK, NEW YORK
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 86589503 | HOUGHTON MIFFLIN HARCOURT | Apr 07, 2015 | Abandoned | 016 Paper & Printed Goods 041 Education & Entertainment 042 Science & Technology | HMH EDUCATION COMPANY |
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FAQ: HOUGHTON MIFFLIN HARCOURT trademark portfolio
What trademarks does HOUGHTON MIFFLIN HARCOURT hold?
HOUGHTON MIFFLIN HARCOURT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 16 (Paper & Printed Goods), Class 41 (Education & Entertainment), Class 42 (Science & Technology). The most recent filings are registered to HMH EDUCATION COMPANY.
How many trademarks does HOUGHTON MIFFLIN HARCOURT have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to HOUGHTON MIFFLIN HARCOURT. The brand has been actively filing since April 2015. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does HOUGHTON MIFFLIN HARCOURT file most often?
HOUGHTON MIFFLIN HARCOURT's most active class is NICE Class 16 (Paper & Printed Goods), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the HOUGHTON MIFFLIN HARCOURT trademark?
The most recent filings under the HOUGHTON MIFFLIN HARCOURT mark are registered to HMH EDUCATION COMPANY. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is HOUGHTON MIFFLIN HARCOURT expanding into new categories?
The current WikiTrademarks Expansion Score for HOUGHTON MIFFLIN HARCOURT 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 HOUGHTON MIFFLIN HARCOURT trademark filings?
Click the Watch Brand button at the top of this page to add HOUGHTON MIFFLIN HARCOURT 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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