US2651314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable walled structure
Assignee: Goodrich Corp
•
Filing: 1950-04-01
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Granted: 1953-09-08
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Expires: 1970-04-01
Abstract
No abstract record available.
Inventors
- 👤 Victor H Hasselquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:09
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H2015/202; E04H2015/204; Y; Y10; Y10T; Y10T24/00; Y10T24/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |