US2360969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supercharger for internalcombustion engines
Assignee: HEAT PUMPS Ltd
•
Filing: 1942-01-03
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Granted: 1944-10-24
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Expires: 1962-01-03
Abstract
No abstract record available.
Inventors
- 👤 Newcombe Clare Kenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:33
CPC Classifications
F; F02; F02G; F02G3/00; F02G3/02; F01; F01N; F01N5/00; F01N5/02; F02B; F02B33/00; F02B33/32; F02B33/34; F02B33/40; F02B39/00; F02B39/02; F02B39/08; F02B39/085; Y; Y02; Y02B; Y02B30/00; Y02B30/52; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1947-10-24 | 1948-04-24 | 1948-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-10-24 | 1952-04-24 | 1952-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-10-24 | 1956-04-24 | 1956-10-24 | $7700.00 | Window Closed / Lapsed |