Lapsed Dec 11, 2020 on the fee record · High confidence
20-year base term ends Nov 30, 2027
Second maintenance fee unpaid; grace period ended.
Held by Nuwave, LLC
Filed Mar 12, 2011 as application 13/046,700 · Granted Dec 11, 2012
Base term, 20 years from filing
Today
Lapsed Dec 11, 2020
2007
2027
Clock starts
Nov 30, 2007
Nov 30, 2007
No longer in force
Dec 11, 2020
Dec 11, 2020
Granted
Dec 11, 2012
Dec 11, 2012
Term would have run to
Nov 30, 2027
Nov 30, 2027
base term
after the term ends
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
16
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Nov 30, 2027: its 20-year base term, with no adjustment for prosecution delay. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Nov 30, 2007, when application 11/987,487, the earliest non-provisional in its chain, was filed (this one was filed Mar 12, 2011) | Nov 30, 2027 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | lapsed Dec 11, 2020 | High confidence |
| Computed term end | The steps above, in order | Dec 11, 2020 | High confidence |
This family
| US 7,964,824 | In force Jun 2028 | Jun 2028 |
| Application PCT/US2008/013235 | PCT application no patent term | no patent term |
| US 8,835,810 | Lapsed on the fee record Sep 2022 | Sep 2022 |
| US 8,330,083 | this patent Dec 2020 | Dec 2020 |
| Application PCT/US2011/028354 | PCT application no patent term | no patent term |
| US 9,226,343 | In force Apr 2029 | Apr 2029 |
| Application PCT/US2011/057408 | PCT application no patent term | no patent term |
| US D693,627 | In force Nov 2027 | Nov 2027 |
8 of 16 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Jun 1, 2011 Reel 26365, frame 781 | Moon, Jung S.; Kim, Gene H.; Kwon, Mikale K.; Choi, Eung Y.; Choi, Byong G. | Ibc-Hearthware, Inc. | Assignment of Assignor's Interest |
| Jul 14, 2014 Reel 33307, frame 543 | Hearthware, Inc.; Hearthware Home Products, Inc.; Ibc-Hearthware, Inc.; Ibc International Corp. | Nuwave, LLC | Assignment of Assignor's Interest |
| Mar 6, 2020 Reel 52041, frame 688 | Nuwave, LLC | BMO Harris Bank N.A. | Security Interest |
| May 21, 2021 Reel 56314, frame 606 | BMO Harris Bank N.A. | Nuwave, LLC | Release of Security Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
Citations
98
later US patents cite this one
That is top 10% of utility patents granted in 2012 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.