US1474375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-flask joint
Assignee: Government of the United States of America
•
Filing: 1920-09-10
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Granted: 1923-11-20
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Expires: 1940-09-10
Abstract
No abstract record available.
Inventors
- 👤 John J Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:58
CPC Classifications
F; F16; F16L; F16L15/00; F16L15/006; F16L15/008; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/93; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-11-19 | 1927-05-21 | 1927-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-19 | 1931-05-21 | 1931-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-19 | 1935-05-21 | 1935-11-20 | $7700.00 | Window Closed / Lapsed |