Patent US3433382A successfully refreshed from Google Patents.
US3433382A
Expired / Lapsed
US
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Pre-stressed segmented containers or pressure vessels
Assignee: Barogenics Inc
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Filing: 1967-05-22
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Granted: 1969-03-18
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Expires: 1987-05-22
Abstract
No abstract record available.
Inventors
- 👤 F George Boggio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:10
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/24; F; F17; F17C; F17C1/00; F17C1/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2209/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49945
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) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |