Term ends Jul 20, 2030 · High confidence
20-year base term ends Jul 20, 2030
Held by Samsung Electronics Co., Ltd.
Filed Nov 17, 2010 as application 12/948,208 · Granted Sep 20, 2011
Base term, 20 years from filing
Today
2010
2030
Clock starts
Jul 20, 2010
Jul 20, 2010
Term ends
Jul 20, 2030
Jul 20, 2030
Granted
Sep 20, 2011
Sep 20, 2011
base term
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.
3 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.
54
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Jul 20, 2010, when applications 12/840,059, 12/840,142 and 12/840,169, the earliest non-provisional applications in its chain, were filed (this one was filed Nov 17, 2010) | Jul 20, 2030 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 20, 2030 | High confidence |
This family
| US 8,855,830 | In force Mar 2031 | Mar 2031 |
| US 8,509,954 | In force Mar 2031 | Mar 2031 |
| US 8,626,344 | In force Feb 2031 | Feb 2031 |
| US 8,428,782 | In force May 2031 | May 2031 |
| Application PCT/US2010/042589 | PCT application no patent term | no patent term |
| US 8,457,797 | Lapsed on the fee record Jun 2021 | Jun 2021 |
| US 8,099,195 | In force Jul 2030 | Jul 2030 |
| US 8,024,073 | this patent Jul 2030 | Jul 2030 |
8 of 54 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 |
|---|---|---|---|
| Mar 31, 2011 Reel 26053, frame 323 | Imes, Kevin R.; Hollister, James | Allure Energy, Inc. | Assignment of Assignor's Interest |
| Dec 6, 2016 Reel 40574, frame 924 | Allure Energy, Inc. | Samsung Electronics Co., Ltd. | Assignment of Assignor's Interest |
| Jan 26, 2017 Reel 41500, frame 204 | Allure Energy, Inc. | Samsung Electronics Co., Ltd. | Corrective Assignment to Correct the Incorrect Numbers 15/142,470, 14/323,029 and 13/956,636 Previously Recorded at Reel: 040574 Frame: 0924. Assignor(S) Hereby Confirms the Assignment. |
| Mar 9, 2017 Reel 41926, frame 29 | Allure Energy, Inc. | Samsung Electronics Co., Ltd. | Corrective Assignment to Correct the Incorrect Reel/Frame No. in Brief Previously Recorded at Reel: 041500 Frame: 0204. Assignor(S) Hereby Confirms the Assignment. |
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.
What's changing
Jul 2030
Term ends Jul 20, 2030. No further fees fall due before then
Citations
390
later US patents cite this one
That is top 1% of utility patents granted in 2011 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.