US2445653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nasal applicator
Assignee: Individual
•
Filing: 1945-02-22
•
Granted: 1948-07-20
•
Expires: 1965-02-22
Abstract
No abstract record available.
Inventors
- 👤 Charles E White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:57
CPC Classifications
A; A61; A61M; A61M11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US377571A
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US394888A
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US776372A
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US839085A
Cited
FR447717A
Cited
US1176669A
Cited
FR541470A
Cited
US1599959A
Cited
US1679816A
Cited
GB428432A
Cited
US2156313A
Cited
US2331117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |