US2864960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined set for producing heat and electric energy
Assignee: Wilhelm Baier KG
•
Filing: 1956-01-16
•
Granted: 1958-12-16
•
Expires: 1976-01-16
Abstract
No abstract record available.
Inventors
- 👤 Linde Robert Von
- 👤 Friedl Reiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:47
CPC Classifications
F; F02; F02B; F02B63/00; F02B63/04; F01; F01N; F01N5/00; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE21576E
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US1291458A
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US1824820A
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US1820658A
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US2025341A
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US2209221A
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US2677932A
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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) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |