US2859911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary compressor
Assignee: Individual
•
Filing: 1953-09-08
•
Granted: 1958-11-11
•
Expires: 1973-09-08
Abstract
No abstract record available.
Inventors
- 👤 Reitter Teodoro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/30; F01C1/32; F01C1/332; F01C1/336
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1828245A
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US1941651A
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US2029554A
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FR854050A
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FR50409E
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DE835121C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |