US3830671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally ignitable zirconium-plastic composition
Assignee: Cyprus Amax Minerals Co
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Filing: 1972-11-30
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Granted: 1974-08-20
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Expires: 1992-11-30
Abstract
Abstract A thermally ignitable zirconium-plastic composition is provided comprising a thermally decomposable plastic having zirconium powder dispersed therethrough, the plastic being formed of a polyester resin.
Inventors
- 👤 Ardle G Mc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:27
CPC Classifications
F; F42; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/44; C; C06; C06B; C06B33/00; C06B33/02; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/114
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
16 words
The zirconium-plastic composition of claim 1, wherein the amount of zirconium powder is approximately 70 percent.
Claim 2
Dependent Claim
63 words
A cast thermally ignitable composite article of manufacture comprising an incendiary element formed of a cured zirconium-plastic composition consisting essentially by weight of about 60 to 85 percent zirconium powder of particle size falling within the range of about 15 to 4,000 microns dispersed through a cured matrix of about 15 to 40 percent of a polyester resin making up essentially the balance.
Claim 3
Dependent Claim
16 words
The thermally ignitable composite article of claim 3, wherein the composition contains approximately 70 percent zirconium.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-19 | 1978-02-18 | 1978-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-19 | 1982-02-18 | 1982-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-19 | 1986-02-18 | 1986-08-20 | $7700.00 | Window Closed / Lapsed |