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US

Compositions and Methods for Paraffin Liquefaction and Enhanced Oil Recovery in Oil Wells and Associated Equipment

US 11,891,567 In force
OverviewFamilyAssignmentsSources & methods

Term ends Mar 27, 2039 · High confidence

Filed Jul 30, 2022 as application 17/877,902 · Granted Feb 6, 2024
Base term, 20 years from filing · capped by a resolved terminal disclaimer
Today
20 years from filing
2019 2039
Clock starts
Apr 30, 2019
Term ends
Mar 27, 2039
Granted
Feb 6, 2024
base term after the term ends 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.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 11,447,684, US 11,608,465.
0 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.
5
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. A terminal disclaimer resolved from the filed document caps it earlier. 0 of 3 maintenance fees are paid so far. 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.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Apr 30, 2019, when application PCT/US2019/029870, the earliest non-provisional in its chain, was filed (this one was filed Jul 30, 2022)Apr 30, 2039High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 11,447,684, US 11,608,465)capped to Mar 27, 2039High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderMar 27, 2039High confidence

This family

Application PCT/US2019/029870PCT application
no patent term
no patent term
US 11,434,415In force
Apr 2039
Apr 2039
US 11,891,567this patent
Mar 2039
Mar 2039
US 12,173,230In force
Apr 2039
Apr 2039
Application 19/000,993Pending
not computed
not computed
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.
RecordedAssignorAssigneeConveyance
Aug 9, 2022
Reel 60753, frame 94
Farmer, Sean; Alibek, Ken; Dixon, Tyler; Karathur, Karthik N.Locus Oil IP Company, LLCAssignment of Assignor's Interest
Nov 15, 2022
Reel 61770, frame 855
Locus Oil IP Company, LLCLocus Solutions Ipco, LLCAssignment of Assignor's Interest
Dec 7, 2022
Reel 62079, frame 829
Locus Solutions, LLC; Locus Management GP, Inc.; Locus Management, LLC; Locus IP Company, LLC; Locus Oil Holding, LLC; Locus Bio-Energy Solutions, LLC; Locus Oil IP Company, LLC; Locus Agriculture Holding, LLC; Locus Agricultural Solutions, LLC; Locus Agriculture IP Company, LLC; Locus Solutions Ipco, LLC; Locus Solutions Ipholdco, LLC; Locus Consumer Brands Holding, LLC; Arctiva Wellness, LLCU.S. Bank Trust Company, National Association, as Collateral AgentSecurity Interest
Nov 17, 2023
Reel 65615, frame 778
Locus Oil IP Company, LLCLocus Solutions Ipco, LLCAssignment of Assignor's Interest
Dec 8, 2023
Reel 65836, frame 868
Locus Solutions Ipco, LLCU.S. Bank Trust Company, National Association, as the Collateral AgentSecurity Interest
Oct 30, 2024
Reel 69273, frame 361
U.S. Bank Trust Company, National Association, as Collateral AgentLocus Solutions Ipco, LLCRelease of Security Interest
Nov 11, 2024
Reel 69333, frame 911
Locus Solutions Ipco, LLCU.S. Bank Trust Company, National Association, as Collateral AgentSecurity Interest
Nov 18, 2024
Reel 69386, frame 272
U.S. Bank Trust CompanyLocus Solutions, LLC; Locus Management GP, Inc.; Locus Management, LLC; Locus IP Company, LLC; Locus Oil Holding, LLC,; Locus Bio-Energy Solutions, LLC; Locus Oil IP Company, LLC; Locus Agriculture Holding, LLC; Locus Agricultural Solutions, LLC; Locus Agriculture IP Company, LLC,; Locus Solutions Ipco, LLC; Locus Solutions Ipholdco, LLC; Locus Consumer Brands Holding, LLC; Arctiva Wellness, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Solutions, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Management GP, Inc.Release of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Management, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus IP Company, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Oil Holding, LLC,Release of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Bio-Energy Solutions, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Oil IP Company, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Agriculture Holding, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Agricultural Solutions, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Agriculture IP Company, LLC,Release of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Solutions Ipco, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Solutions Ipholdco, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyLocus Consumer Brands Holding, LLCRelease of Security Interest
Nov 18, 2024
reel/frame not recorded
U.S. Bank Trust CompanyArctiva Wellness, LLCRelease 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.

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