US2822809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tip for uterine cannula
Assignee: Kidde Manufacturing Co Inc
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Filing: 1952-09-30
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Granted: 1958-02-11
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Expires: 1972-09-30
Abstract
No abstract record available.
Inventors
- 👤 Carl H Sollmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:58
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0017; A61M25/0067; A61M25/0068; A61M25/007; A61M2210/00; A61M2210/14; A61M2210/1433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US657440A
Cited
GB190013476A
Cited
US1338464A
Cited
US1531213A
Cited
US2484290A
Cited
US2482622A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |