Patent US3483980A successfully refreshed from Google Patents.
Patent US3065720A successfully refreshed from Google Patents.
US3065720A
Expired / Lapsed
US
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Apparatus and method for high velocity forming of metals using high explosives
Assignee: Lockheed Martin Corp
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Filing: 1957-10-08
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Granted: 1962-11-27
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Expires: 1977-10-08
Abstract
No abstract record available.
Inventors
- 👤 Glen N Rardin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:09
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/06; B21D26/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49806
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189721840A
Cited
US939702A
Cited
SE105422C1
Cited
SE115846C1
Cited
US2367206A
Cited
US2648125A
Cited
US2586706A
Cited
US2649067A
Cited
US2779279A
Cited
GB766741A
Cited
US2935038A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |