US3262824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smokeless ashless signal flare composition containing ammonium perchlorate
Assignee: Individual
•
Filing: 1964-07-27
•
Granted: 1966-07-26
•
Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 James B Mcgriffin
- 👤 William L Ripley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:28
CPC Classifications
C; C06; C06C; C06C15/00; C06B; C06B29/00; C06B29/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
34 words
A CONSUMABLE PYROTECHNIC MIXTURE CONSISTING OF ABOUT 74.2%, BY WEIGHT, OF AMMONIUM PERCHLORATE, ABOUT 11.1%, BY WEIGHT, OF STEARIC ACID, ABOUT 3.6%, BY WEIGHT, OF PARAFFIN, AND ABOUT 11.1%, BY EIGHT, OF COPPER DUST.
References Cited (Backward Citations)
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US2984558A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |