US3029011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary compressors or turbines
Assignee: Bristol Siddeley Engines Ltd
•
Filing: 1956-10-08
•
Granted: 1962-04-10
•
Expires: 1976-10-08
Abstract
No abstract record available.
Inventors
- 👤 Lewis Gordon Manns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:44
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/66; F04D29/68; F04D29/681
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR963540A
Cited
US701500A
Cited
US1111498A
Cited
GB504214A
Cited
US2418801A
Cited
US2404275A
Cited
GB611447A
Cited
US2599470A
Cited
US2749027A
Cited
US2763427A
Cited
US2685429A
Cited
US2660366A
Cited
US2718349A
Cited
GB745630A
Cited
GB757496A
Cited
US2864236A
Cited
US2763984A
Cited
US2958456A
Cited
US2957306A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |