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US3457127A
Expired / Lapsed
US
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Explosive composition containing an additional product of urea and nitric acid and method of preparing same
Assignee: WAYNE O URSENBACH
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Filing: 1968-03-18
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Granted: 1969-07-22
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Expires: 1988-03-18
Abstract
No abstract record available.
Inventors
- 👤 Melvin Cook
- 👤 Wayne O Ursenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:58
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3164503A
Cited
US3242019A
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US3282754A
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US3296044A
Cited
US3376176A
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US3306789A
Cited
US3361601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |