US2944697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure bomb
Assignee: Dow Chemical Co
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Filing: 1958-07-02
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Granted: 1960-07-12
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Expires: 1978-07-02
Abstract
No abstract record available.
Inventors
- 👤 William A Mays
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:38
CPC Classifications
F; F22; F22B; F22B37/00; F22B37/02; F22B37/22; F22B37/221; F22B37/223; F16; F16J; F16J13/00; F16J13/02; F16J13/12
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) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |