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US

Two Eductor / Four-Way Selector Valve Assembly

US 8,636,031 Term ended
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jul 6, 2023 (Bank of America, N.A.).

Term ended Aug 3, 2026 · High confidence

Filed May 29, 2012 as application 13/482,062 · Granted Jan 28, 2014
Base term, 20 years from filing
Today
20 years from filing
Term ended Aug 3, 2026
2006 2026
Clock starts
Aug 3, 2006
Term ended
Aug 3, 2026
Granted
Jan 28, 2014
base term after the term ends fee events Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,186,383, to Aug 3, 2026. The term already ends on or before that date, so the cap shortened nothing.
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.
6
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 is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. All three maintenance fees were paid, so no fee lapse ended it. 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 Aug 3, 2006, when application PCT/US2006/030399, the earliest non-provisional in its chain, was filed (this one was filed May 29, 2012)Aug 3, 2026High 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 8,186,383)resolves to Aug 3, 2026, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderAug 3, 2026High confidence

This family

Application PCT/US2006/030399PCT application
no patent term
no patent term
US 8,186,383In force
Feb 2027
Feb 2027
US 8,636,031this patent
Aug 2026
Aug 2026
US 9,732,862Term ended
Aug 2026
Aug 2026
US 10,690,254In force
Nov 2026
Nov 2026
Application 16/906,465Abandoned
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
Oct 30, 2014
Reel 34076, frame 555
Schiller, Steven E.; Lohr, James H.; Larson, Paul J.Johnsondiversey, Inc.Assignment of Assignor's Interest
Oct 30, 2014
Reel 34113, frame 725
Johnsondiversey, Inc.Diversey, Inc.Change of Name
Feb 9, 2018
Reel 45300, frame 141
Diversey, Inc.; The Butcher CompanyCredit Suisse AG, Cayman Islands Branch, as Collateral AgentSecurity Agreement
Jul 6, 2023
Reel 64222, frame 751
Birko Corporation; Solenis Technologies, L.p.; Innovative Water Care, LLC; Diversey, Inc.; Diversey Taski, Inc.Bank Of America, N.a.Abl Patent Security Agreement
Jul 6, 2023
Reel 64223, frame 526
Birko Corporation; Solenis Technologies, L.p.; Innovative Water Care, LLC; Diversey, Inc.; Diversey Taski, Inc.Goldman Sachs Bank USATerm Loan Patent Security Agreement
Jul 7, 2023
Reel 64225, frame 170
Birko Corporation; Solenis Technologies, L.p.; Innovative Water Care, LLC; Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care Global CorporationBank of New York Mellon Trust Company, N.A.2023 Notes Patent Security Agreement
Jul 7, 2023
Reel 64225, frame 576
Birko Corporation; Solenis Technologies, L.p.; Innovative Water Care, LLC; Diversey, Inc.; Diversey Taski, Inc.Bank of New York Mellon Trust Company, N.A.2021 Notes Patent Security Agreement
Jul 7, 2023
Reel 64348, frame 235
Birko Corporation; Solenis Technologies, L.p.; Innovative Water Care, LLC; Diversey, Inc.; Diversey Taski, Inc.Bank of New York Mellon Trust Company, N.A.Notes Patent Security Agreement
Jul 10, 2023
Reel 64236, frame 722
Credit Suisse AG, Cayman Islands BranchDiversey, Inc.; The Butcher CompanyRelease of Security Agreement Reel/Frame 045300/0141
Jul 10, 2023
reel/frame not recorded
Credit Suisse AG, Cayman Islands BranchDiversey, Inc.Release of Security Agreement Reel/Frame 045300/0141
Jul 10, 2023
reel/frame not recorded
Credit Suisse AG, Cayman Islands BranchThe Butcher CompanyRelease of Security Agreement Reel/Frame 045300/0141
Jun 24, 2024
Reel 67824, frame 278
Birko Corporation; Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care, LLC; Solenis Technologies, L.p.The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentSecurity Agreement (2024 Notes)
Oct 10, 2025
Reel 73061, frame 885
Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care, LLC; Solenis Technologies, L.p.The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentSecurity Agreement (NOTES)
Oct 10, 2025
Reel 73074, frame 198
The Bank of New York Mellon Trust Company, N.A.Birko Corporation; Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care, LLC; Solenis Technologies, L.p.Release of 2023 Notes Patent Security Interests
Oct 10, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A.Birko CorporationRelease of 2023 Notes Patent Security Interests
Oct 10, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A.Diversey, Inc.Release of 2023 Notes Patent Security Interests
Oct 10, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A.Diversey Taski, Inc.Release of 2023 Notes Patent Security Interests
Oct 10, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A.Innovative Water Care, LLCRelease of 2023 Notes Patent Security Interests
Oct 10, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A.Solenis Technologies, L.p.Release of 2023 Notes Patent Security Interests
Nov 14, 2025
Reel 73570, frame 838
Chem-Aqua, Inc.; Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care, LLC; NCH Corporation; NCH Life Sciences LLC; Solenis Technologies, L.p.The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentSecurity Interest
Nov 14, 2025
Reel 73564, frame 864
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentBirko Corporation; Diversey, Inc.; Diversey Taski, Inc.; Innovative Water Care, LLC; Solenis Technologies, L.p.Release of Security Interest
Nov 14, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentBirko CorporationRelease of Security Interest
Nov 14, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentDiversey, Inc.Release of Security Interest
Nov 14, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentDiversey Taski, Inc.Release of Security Interest
Nov 14, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentInnovative Water Care, LLCRelease of Security Interest
Nov 14, 2025
reel/frame not recorded
The Bank of New York Mellon Trust Company, N.A., as Notes Collateral AgentSolenis Technologies, L.p.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.

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