US3553039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonium perchlorate-ammonium nitrate explosive composition containing excess chloride ion
Assignee: Research Corp
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Filing: 1968-07-15
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Granted: 1971-01-05
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Expires: 1988-07-15
Abstract
Abstract AN AMMONIUM PERCHLORATE EXPLOSIVE COMPOSITION COMPRISING AMMONIUM PERCHLORATE, AT LEAST 5% BY WEIGHT OF AMMONIUM NITRATE, AT LEAST 0.003% BY WEIGHT OF A METAL AND AT LEAST ONE CHLORIDE ANION PER METAL ATOM IN EXCESS OF THE RATIO OF CHLORIDE ANION TO METAL ATOM THAT WOULD BE OBTAINED BY ADDING THE METAL AS ITS CHLORIDE SALT.
Inventors
- 👤 Arthur G Keenan
- 👤 Robert F Siegmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:39
CPC Classifications
C; C06; C06B; C06B23/00; C06B23/007; C06B29/00; C06B29/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |