US1301955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric for gas-bags of aircraft and method of manufacturing the same.
Assignee: Vickers Ltd
•
Filing: 1917-07-06
•
Granted: 1919-04-29
•
Expires: 1937-07-06
Abstract
No abstract record available.
Inventors
- 👤 James Mckechnie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:05
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/20; D03D15/208; D03D15/217; Y; Y10; Y10T; Y10T442/00; Y10T442/30
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) | 1922-04-28 | 1922-10-28 | 1923-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-04-28 | 1926-10-28 | 1927-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-04-28 | 1930-10-28 | 1931-04-29 | $7700.00 | Window Closed / Lapsed |