Patent EP0397929A1 successfully refreshed from Google Patents.
US2789504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High explosives
Assignee: Individual
•
Filing: 1950-02-25
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Granted: 1957-04-23
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Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 Don B Mccloud
- 👤 Mccloud Mary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:29
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1923496A
Cited
US2409848A
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GB579279A
Cited
US2494256A
Cited
GB618617A
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FR921405A
Cited
GB622062A
Cited
US2543057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |