US3400714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nasal cannula
Assignee: Brunswick Corp
•
Filing: 1965-05-03
•
Granted: 1968-09-10
•
Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 David S Sheridan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:30
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/06; A61M16/0666
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US419942A
Cited
US2307986A
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GB618570A
Cited
US2448803A
Cited
US2549303A
Cited
US2931358A
Cited
US3189030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |