US2612894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nasal cleansing device
Assignee: Individual
•
Filing: 1948-05-03
•
Granted: 1952-10-07
•
Expires: 1968-05-03
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Akins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:06
CPC Classifications
A; A61; A61M; A61M3/00; A61M3/02; A61M3/0279; A61M3/0287
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US611454A
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US661167A
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US895141A
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US1098220A
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US1126827A
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US1481008A
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US1603758A
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US2047437A
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US1947150A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |