US2475769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making artificial fuel logs from paper
Assignee: WILLIAMS BAUER CORP
•
Filing: 1947-11-10
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Granted: 1949-07-12
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Expires: 1967-11-10
Abstract
No abstract record available.
Inventors
- 👤 Ralph O Williams
- 👤 Bredlik Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:12
CPC Classifications
C; C10; C10L; C10L5/00; C10L5/02; C10L5/34; C10L5/36; C10L5/365; C10L5/40; C10L5/44; D; D21; D21J; D21J1/00; F; F24; F24C; F24C3/00; F24C3/002; F24C3/006; Y; Y02; Y02E; Y02E50/00; Y02E50/10; Y02E50/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US755674A
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US1448339A
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US1376706A
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US1625133A
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US1655535A
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US1809245A
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US1926578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |