US1208134A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of heating coke-ovens and the like.
Assignee: DESSAUER VERTIKAL OFEN GESELLSCHAFT
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Filing: 1914-04-10
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Granted: 1916-12-12
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Expires: 1934-04-10
Abstract
No abstract record available.
Inventors
- 👤 Rudolf Geipert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:59
CPC Classifications
C; C21; C21C; C21C5/00; C21C5/04; F; F27; F27B; F27B3/00; F27B3/10; F27B3/22
Claims Analysis
Total Claims: 0
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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) | 1919-12-12 | 1920-06-12 | 1920-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-12-12 | 1924-06-12 | 1924-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-12-12 | 1928-06-12 | 1928-12-12 | $7700.00 | Window Closed / Lapsed |