Expired Jun 15, 2025 · Medium confidence
Statutory term ends Jun 15, 2025
Held by Resmed Pty Ltd.
Filed Apr 28, 2016 · Granted Aug 7, 2018
Base term, 20y-from-earliest-nonprovisional
Today
20y-from-earliest-nonprovisional
Term ended Jun 15, 2025
2005
2026
Clock starts
Jun 15, 2005
Jun 15, 2005
Term ended
Jun 15, 2025
Jun 15, 2025
Granted
Aug 7, 2018
Aug 7, 2018
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 3
Maintenance fees paid
Windows the record shows paid, at 4, 8 and 12 years from grant.
11
Applications in this family
Applications sharing this one's continuity chain.
This patent's term is the statutory base term, with no adjustment for prosecution delay. Confidence: Medium. 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, 20y-from-earliest-nonprovisional | Clock starts Jun 15, 2005 | Jun 15, 2025 | High confidence |
| Continuity chain | chain has unresolved parents (dated from child's own claim) | dated from this application's own claim | Medium 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 | 1 of 3 maintenance fees paid | Expired (term) | High confidence |
| Computed term end | The steps above, in order | Jun 15, 2025 | Medium confidence |
This family
| US 7,971,590 | In force | Aug 2028 |
| US 8,353,294 | Expired (term) | Jul 2025 |
| US 9,375,545 | Lapsed (fee unpaid) | Jun 2024 |
| US 10,039,893 | this patent | Jun 2025 |
| US 10,668,241 | Lapsed (fee unpaid) | Jun 2024 |
| US 11,071,839 | Expired (term) | Jun 2025 |
| US 11,529,489 | Expired (term) | Jun 2025 |
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 |
|---|---|---|---|
| May 5, 2016 Reel 38475, frame 694 | Gunaratnam, Michael Kassipillai | Resmed Limited | Assignment of Assignor's Interest |
| May 5, 2016 Reel 38475, frame 735 | Frater, Robert Henry; Drew, Joanne Elizabeth; Kwok, Philip Rodney; Mcauliffe, Patrick John; Davidson, Aaron Samuel; Hitchcock, Robin Garth | Resmed Limited | Assignment of Assignor's Interest |
| May 5, 2016 Reel 38475, frame 810 | Darkin, Donald; Robinson, Gary Christopher | Resmed Limited | Assignment of Assignor's Interest |
| May 5, 2016 reel/frame not recorded | Mcauliffe, Patrick John; Hitchcock, Robin Garth; Davidson, Aaron Samuel; Drew, Joanne Elizabeth; Kwok, Philip Rodney; Frater, Robert Henry | Resmed Limited | Assignment of Assignor's Interest |
| Apr 30, 2019 Reel 50005, frame 461 | Resmed Limited | Resmed Pty Ltd. | Change of Name |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
Maintenance fee events come from USPTO's own fee records. USPTO does not publish a per-patent fee page, so there is nothing to link to.
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What's changing
Citations
4
later US patents cite this one
Patents granted this recently have not had time to be cited, so we show the count and do not rank on it.
How we rank
Every date shows its work: base rule, PTA, PTE, disclaimer caps, fee overlay, 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.