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US

Breathable Gas Apparatus with Humidifier

US 10,881,820 In force
OverviewFamilyAssignmentsSources & methods

Also listed on E-Pro Services Pty Ltd., an earlier holder on the record. The recorded assignments below show how it moved.

Term ends May 18, 2027 · High confidence

Filed Nov 30, 2016 as application 15/364,874 · Granted Jan 5, 2021
Base term plus 1061 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2004 2027
Clock starts
Jun 21, 2004
Term ends
May 18, 2027
Granted
Jan 5, 2021
base term patent term adjustment 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
1,061
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
22
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 runs 1061 days past its 20-year base term on prosecution delay. 1 of 1 maintenance fees is 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 Jun 21, 2004, when application PCT/AU2004/000810, the earliest non-provisional in its chain, was filed (this one was filed Nov 30, 2016)Jun 21, 2024High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1061 days, USPTO patent term adjustment recordMay 18, 2027High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 1 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderMay 18, 2027High confidence

This family

US 8,006,691In force
Aug 2027
Aug 2027
US 10,293,125Term ended
Jun 2024
Jun 2024
US 8,020,551Term ended
no later than Jun 2024
no later than Jun 2024
US 8,028,693Lapsed on the fee record
Oct 2023
Oct 2023
US 8,042,535Surrendered on reissue
Sep 2017
Sep 2017
US 9,227,035Lapsed on the fee record
Jan 2024
Jan 2024
US 9,038,631Term ended
Jun 2024
Jun 2024
US 9,038,632Term ended
Jun 2024
Jun 2024
8 of 22 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.
RecordedAssignorAssigneeConveyance
Nov 30, 2016
Reel 40467, frame 819
Kenyon, Barton John; Yee, Arthur Kin-wai; Primrose, Rohan Neil; Crumblin, Geoffrey; Lithgow, Perry David; Virr, Alexander; Richmond, Donald Angus; Payne, Mark JohnResMed LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40467, frame 868
Janiak, Michael ThomasResMed LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40467, frame 919
Kao, DanResMed LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40467, frame 963
Trevor-wilson, Duncan LovelResMed LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40468, frame 34
Saada, JimE-Pro Services Pty Ltd.Assignment of Assignor's Interest
Nov 30, 2016
Reel 40468, frame 83
E-Pro Services Pty Ltd.ResMed LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40468, frame 139
Snow, John MichaelJohn Snow & Company Pty LimitedAssignment of Assignor's Interest
Nov 30, 2016
Reel 40468, frame 187
John Snow & Company Pty LimitedResMed LimitedAssignment of Assignor's Interest
Apr 30, 2019
Reel 50005, frame 461
ResMed LimitedResMed Pty Ltd.Change of Name

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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