Patent US2674526A successfully refreshed from Google Patents.
US2674526A
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US
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Gelatin dynamite composition containing sulfur
Assignee: Atlas Powder Co
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Filing: 1950-07-18
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Granted: 1954-04-06
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Expires: 1970-07-18
Abstract
No abstract record available.
Inventors
- 👤 Walter L Reinhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:03
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/28; C06B25/30; C06B23/00; C06B23/002; C06B23/003; C06B31/00; C06B31/02; C06B31/04; C06B31/28; C06B31/32; C06B31/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A GELATINE DYNAMITE EXPLOSIVE COMPOSITION COMPRISING NITROGLYCERINE IN AN AMOUNT BETWEEN ABOUT 20% AND ABOUT 80%, AND INTROCOTTON IN AN AMOUNT BETWEEN ABOUT 0.3% AND ABOUT 7%, AND CONTAINING FROM ABOUT 5% TO ABOUT 50% OF HOLLOW SULPHUR PELLETS, SAID HOLLOW SULPHUR PELLETS BEING SMALLER IN SIZE THAN A U. S. S. NO. 6 SCREEN APERTURE AND LARGER THAN A U. S. S. NO. 80 SCREEN APERTURE.
Claim 2
Dependent Claim
67 words
A GELATINE DYNAMITE EXPLOSIVE COMPOSITION COMPRISING NITROGLYCERINE IN AN AMOUNT BETWEEN ABOUT 20% AND ABOUT 80%, AND INTROCOTTON IN AN AMOUNT BETWEEN ABOUT 0.3% AND ABOUT 7%, AND CONTAINING FROM ABOUT 5% TO ABOUT 50% OF HOLLOW SULPHUR PELLETS, SAID HOLLOW SULPHUR PELLETS BEING SMALLER IN SIZE THAN A U. S. S. NO. 6 SCREEN APERTURE AND LARGER THAN A U. S. S. NO. 80 SCREEN APERTURE.
References Cited (Backward Citations)
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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) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |