Patent US3524288A successfully refreshed from Google Patents.
US3524288A
Expired / Lapsed
US
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Complex,non-spherical structures
Assignee: General Electric Co
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Filing: 1969-06-23
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Granted: 1970-08-18
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Expires: 1989-06-23
Abstract
No abstract record available.
Inventors
- 👤 Anthony P Coppa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:39
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/32; E04B1/343; E04B1/344; E04B1/3449; E04B1/345; E04B7/00; E04B7/08; E04B7/10; E04B7/107; E04B2001/3235; E04B2001/3241; E04B2001/3247; E04B2001/327; E04B2001/3294
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2918992A
Cited
US2982290A
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DE1162042B
Cited
US3016115A
Cited
US3143194A
Cited
US3144103A
Cited
US3186524A
Cited
US3346998A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-17 | 1974-02-16 | 1974-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-17 | 1978-02-16 | 1978-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-17 | 1982-02-16 | 1982-08-18 | $7700.00 | Window Closed / Lapsed |