Patent US3172794A successfully refreshed from Google Patents.
US3172794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Xnh-s-nhx
Assignee: —
•
Filing: —
•
Granted: 1965-03-09
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:35
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/34; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B21/00; C06B21/0033; C06B31/00; C06B45/105; C06D; C06D5/00; C06D5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A HARDENABLE AND CASTABLE AMMONIUM PERCHLORATE COMPOSITION COMPRISING (1) AMMONIUM PERCHLORATE, (2) AN ORGANOUREIDO COMPOUND CONTAINING THE FUNCTIONAL GROUP -NH-C(=X)-NHWHEREIN X IS SELECTED FROM THE CLASS CONSISTING OF OXYGEN AND SULFUR AND WHEREIN THE ORGANOUREIDO/AMMONIUM PERCHLORATE MOLAR RATIO IS FROM ABOUT 0.4 TO ABOUT 5.0, AND (3) A LIQUID ORGANIC COMBUSTIBLE MATERIAL THAT CAN BE CONVERTED TO A SOLID ORGANIC POLYMERIC FUEL.
Claim 2
Dependent Claim
62 words
A HARDENABLE AND CASTABLE AMMONIUM PERCHLORATE COMPOSITION COMPRISING (1) AMMONIUM PERCHLORATE, (2) AN ORGANOUREIDO COMPOUND CONTAINING THE FUNCTIONAL GROUP -NH-C(=X)-NHWHEREIN X IS SELECTED FROM THE CLASS CONSISTING OF OXYGEN AND SULFUR AND WHEREIN THE ORGANOUREIDO/AMMONIUM PERCHLORATE MOLAR RATIO IS FROM ABOUT 0.4 TO ABOUT 5.0, AND (3) A LIQUID ORGANIC COMBUSTIBLE MATERIAL THAT CAN BE CONVERTED TO A SOLID ORGANIC POLYMERIC FUEL.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |