US3523350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind tunnel fabrication method
Assignee: GEN APPLIED SCIENCE LAB Inc
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Filing: 1967-09-28
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Granted: 1970-08-11
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Expires: 1987-09-28
Abstract
No abstract record available.
Inventors
- 👤 Antonio Ferri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:24
CPC Classifications
B; B21; B21K; B21K21/00; B21K21/08; G; G01; G01M; G01M9/00; G01M9/02; G01M9/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428; Y10T29/49432
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) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |