US2914242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbo-compressor plant
Assignee: Sulzer Escher Wyss AG
•
Filing: 1958-01-10
•
Granted: 1959-11-24
•
Expires: 1978-01-10
Abstract
No abstract record available.
Inventors
- 👤 Meienberg Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:39
CPC Classifications
F; F04; F04D; F04D19/00; F04D19/02; F02; F02C; F02C6/00; F02C6/04; F02C6/10; F04D27/00; F04D27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1140065A
Cited
FR480936A
Cited
US1390829A
Cited
CH114967A
Cited
DE681480C
Cited
GB630839A
Cited
DE940683C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |