Patent US2854931A successfully refreshed from Google Patents.
US2854931A
Expired / Lapsed
US
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Flexible cable cargo net construction
Assignee: Eastern Rotorcraft Corp
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Filing: 1952-01-14
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Granted: 1958-10-07
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Expires: 1972-01-14
Abstract
No abstract record available.
Inventors
- 👤 Harris S Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:23
CPC Classifications
B; B29; B29D; B29D28/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL32401C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |