Patent US2847291A successfully refreshed from Google Patents.
US2847291A
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Gelatin dynamite explosives containing water
Assignee: Individual
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Filing: 1956-05-09
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Granted: 1958-08-12
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Expires: 1976-05-09
Abstract
No abstract record available.
Inventors
- 👤 Sakurai Takehisa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:58
CPC Classifications
C; C06; C06B; C06B23/00; C06B23/001; C06B31/00; C06B31/28; C06B31/32; C06B31/44; C06B31/46; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B47/00; C06B47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A GELATIN DYNAMITE EXPOSIVE COMPOSITION COMPRISING AN OXYGEN-SUPPLYING AGENT, A COMBUSTIBLE MATERIAL AND KONJAC MANNAN GEL PRESENT IN THE AMOUNT OF 2 TO 4% BY WEIGHT OF THE COMPOSITION, SAID GEL CONSISTING OF POWERED KONJAC MANNAN AND 8 TO 12 TIMES THE WEIGHT THEREOF OF WATER.
Claim 2
Dependent Claim
46 words
A GELATIN DYNAMITE EXPOSIVE COMPOSITION COMPRISING AN OXYGEN-SUPPLYING AGENT, A COMBUSTIBLE MATERIAL AND KONJAC MANNAN GEL PRESENT IN THE AMOUNT OF 2 TO 4% BY WEIGHT OF THE COMPOSITION, SAID GEL CONSISTING OF POWERED KONJAC MANNAN AND 8 TO 12 TIMES THE WEIGHT THEREOF OF WATER.
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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) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |