Lapsed Apr 17, 2024 on the fee record · High confidence
20-year base term ends Jun 25, 2029
Third maintenance fee unpaid; grace period ended.
Held by Repower IP, LLC
Filed Apr 14, 2011 as application 13/087,120 · Granted Apr 17, 2012
Base term, 20 years from filing
Today
Lapsed Apr 17, 2024
2009
2029
Clock starts
Jun 25, 2009
Jun 25, 2009
No longer in force
Apr 17, 2024
Apr 17, 2024
Granted
Apr 17, 2012
Apr 17, 2012
Term would have run to
Jun 25, 2029
Jun 25, 2029
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.
2 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.
17
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 Jun 25, 2029: 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 Jun 25, 2009, when application 12/492,096, the earliest non-provisional in its chain, was filed (this one was filed Apr 14, 2011) | Jun 25, 2029 | 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 | 2 of 3 maintenance fees paid | lapsed Apr 17, 2024 | High confidence |
| Computed term end | The steps above, in order | Apr 17, 2024 | High confidence |
This family
| Application 12/492,096 | Abandoned not computed | not computed |
| US 8,444,721 | Lapsed on the fee record May 2025 | May 2025 |
| Application PCT/US2010/061228 | PCT application no patent term | no patent term |
| US 8,192,512 | Lapsed on the fee record Jun 2024 | Jun 2024 |
| US 8,906,119 | In force Jun 2029 | Jun 2029 |
| US 8,157,875 | this patent Apr 2024 | Apr 2024 |
| US 8,192,513 | Lapsed on the fee record Jun 2024 | Jun 2024 |
| US 8,157,874 | Lapsed on the fee record Apr 2024 | Apr 2024 |
8 of 17 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 3, 2011 Reel 26385, frame 627 | Bohlig, James W.; Bai, Dingrong | Re Community Holdings II, Inc. | Assignment of Assignor's Interest |
| Feb 22, 2012 Reel 27747, frame 451 | Re Community Holdings II, Inc. | Re Community Energry, LLC | Transfer Agreement |
| Mar 12, 2012 Reel 27898, frame 32 | Re Community Holdings II, Inc. | Re Community Energy, LLC | Corrective Assignment to Correct the Assignee from --Re Community Energy, Llc" Previously Recorded on Reel 027747 Frame 0451. Assignor(S) Hereby Confirms the Transfer Agreement. |
| Jul 10, 2012 Reel 28521, frame 988 | Bohlig, James W.; Bai, Dingrong | Casella Waste Systems, Inc. | Assignment of Assignor's Interest |
| Jul 10, 2012 Reel 28522, frame 23 | Casella Waste Systems, Inc. | FCR, LLC | Assignment of Assignor's Interest |
| Jul 10, 2012 Reel 28522, frame 83 | FCR, LLC | Re Community Holdings II, Inc. | Assignment of Assignor's Interest |
| Jun 26, 2014 Reel 33245, frame 964 | Accordant Energy, LLC | Keeneland Capital, LLC | Security Interest |
| Jul 10, 2014 Reel 33300, frame 534 | Accordant Energy, LLC | Keeneland Capital, LLC | Corrective Assignment to Correct the Patent No. Listed as 8,745,599 to 8,746,599 Previously Recorded on Reel 033245 Frame 0964. Assignor(S) Hereby Confirms the Security Agreement. |
| Oct 7, 2014 Reel 33905, frame 193 | Accordant Energy, LLC | SGP Land, LLC | Security Interest |
| Feb 4, 2015 Reel 34886, frame 810 | SGP Land, LLC | Accordant Energy, LLC | Release of Security Interest |
| Feb 12, 2015 Reel 34990, frame 17 | Keeneland Capital, LLC | Accordant Energy, LLC | Release of Security Interest |
| Mar 24, 2016 Reel 38249, frame 862 | MPH Energy LLC | Accordant Energy, LLC | Change of Name |
| Mar 24, 2016 Reel 38249, frame 875 | Re Community Energy, LLC | MPH Energy LLC | Change of Name |
| Apr 20, 2017 Reel 42078, frame 395 | Calabrese, Paula A. | Casella Waste Systems, Inc. | Assignment of Assignor's Interest |
| Nov 11, 2020 Reel 54389, frame 352 | Accordant Energy, LLC | Repower IP, LLC | Assignment of Assignor's 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.
Citations
57
later US patents cite this one
That is top 25% 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.