Patent US3257801A successfully refreshed from Google Patents.
US3257801A
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Pyrotechnic composition comprising solid oxidizer, boron and aluminum additive and binder
Assignee: North American Aviation Corp
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Filing: 1962-07-09
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Granted: 1966-06-28
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Expires: 1982-07-09
Abstract
No abstract record available.
Inventors
- 👤 Charles H Martinez
- 👤 Carl R Fingerhood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:10
CPC Classifications
C; C06; C06B; C06B33/00; C06B33/06; C06B33/02; C06C; C06C9/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
50 words
A PYROTECHNIC COMPOSITION COMPRISING A SOLIC OXIDIZER, 50 TO 80 WEIGHT PERCENT OF METAL ADDITIVE CONSISTING OF BORON AND ALUMINUM, APPROXIMATELY 27 PERCENT TO 72 WEIGHT PERCENT OF SAID ADDITIVE BEING ALUMINUM, THE REMAINDER OF SAID ADDITIVE BEING BORON, AND A BINDER FOR BINDING SAID OXIDIZER AND METAL ADDITIVE TOGETHER.
Claim 2
Dependent Claim
50 words
A PYROTECHNIC COMPOSITION COMPRISING A SOLIC OXIDIZER, 50 TO 80 WEIGHT PERCENT OF METAL ADDITIVE CONSISTING OF BORON AND ALUMINUM, APPROXIMATELY 27 PERCENT TO 72 WEIGHT PERCENT OF SAID ADDITIVE BEING ALUMINUM, THE REMAINDER OF SAID ADDITIVE BEING BORON, AND A BINDER FOR BINDING SAID OXIDIZER AND METAL ADDITIVE TOGETHER.
Claim 3
Independent Claim
61 words
THE METHOD OF DEVELOPING THRUST COMPRISING EJECTING FROM A COMBUSTION CHAMBER THE GASEOUS REACTION PRODUCTS PRODUCED BY THE COMBUSTION OF A SOLID OXIDIZER, 50 TO 80 WEIGHT PERCENT OF METAL ADDITIVE CONSISTING OF BORON AND ALUMINUM, APPROXIMATELY 27 TO 72 WEIGHT PERCENT OF SAID ADDITIVE BEING ALUMINUM, THE REMAINDER OF SAID ADDITIVE BEING BORON, AND A BINDER MATERIAL IN THE AMOUNT
Claim 4
Independent Claim
61 words
THE METHOD OF DEVELOPING THRUST COMPRISING EJECTING FROM A COMBUSTION CHAMBER THE GASEOUS REACTION PRODUCTS PRODUCED BY THE COMBUSTION OF A SOLID OXIDIZER, 50 TO 80 WEIGHT PERCENT OF METAL ADDITIVE CONSISTING OF BORON AND ALUMINUM, APPROXIMATELY 27 TO 72 WEIGHT PERCENT OF SAID ADDITIVE BEING ALUMINUM, THE REMAINDER OF SAID ADDITIVE BEING BORON, AND A BINDER MATERIAL IN THE AMOUNT
References Cited (Backward Citations)
US1506323A
Cited
US2970898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |