US3498654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame structure assembly
Assignee: CRISTOBAL M HICKEN
•
Filing: 1968-07-22
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Granted: 1970-03-03
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Expires: 1988-07-22
Abstract
No abstract record available.
Inventors
- 👤 Hector Mario Diaz
- 👤 Rodolfo Oscar Diaz
- 👤 Cristobal M Hicken
- 👤 Rodolfo Exequiel Romero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:03
CPC Classifications
F; F16; F16B; F16B7/00; F16B12/00; A; A47; A47B; A47B2220/00; A47B2220/09; Y; Y10; Y10T; Y10T403/00; Y10T403/44; Y10T403/46; Y10T403/4602
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) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |