US2471476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for transmitting energy
Assignee: KINETIC CHEMICALS Inc
•
Filing: 1945-01-20
•
Granted: 1949-05-31
•
Expires: 1965-01-20
Abstract
No abstract record available.
Inventors
- 👤 Anthony F Benning
- 👤 Frederick B Downing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:21
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/08; F; F01; F01K; F01K25/00; F01K25/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1154880A
Cited
US1483298A
Cited
GB294243A
Cited
US1837439A
Cited
US2220934A
Cited
US2301404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-30 | 1952-11-29 | 1953-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-30 | 1956-11-29 | 1957-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-30 | 1960-11-29 | 1961-05-31 | $7700.00 | Window Closed / Lapsed |