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Patent US2556217A successfully refreshed from Google Patents.
US2556217A
Expired / Lapsed
US
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Apparatus for forming solid fuels into films or bands
Assignee: Individual
•
Filing: 1947-11-21
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Granted: 1951-06-12
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Expires: 1967-11-21
Abstract
No abstract record available.
Inventors
- 👤 Rivoche Eugene
- 👤 Barsky Marie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:17
CPC Classifications
C; C10; C10L; C10L7/00; C10L7/02
Claims Analysis
Total Claims: 0
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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) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |