US2624337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for treatment of respiratory ailments
Assignee: Air Shields Inc
•
Filing: 1950-05-15
•
Granted: 1953-01-06
•
Expires: 1970-05-15
Abstract
No abstract record available.
Inventors
- 👤 Samuel Y Gibbon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:27
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/06; A61G; A61G10/00; A61G10/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US642166A
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US1171364A
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US1735455A
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US1478750A
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US1622134A
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US1832916A
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US1913347A
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US2159741A
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US2104024A
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US2182174A
Cited
GB536833A
Cited
US2437526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |