Patent US1273876A successfully refreshed from Google Patents.
US1273876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ejector condensate-pump.
Assignee: CH Wheeler Manufacturing Co
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Filing: 1916-03-23
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Granted: 1918-07-30
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Expires: 1936-03-23
Abstract
No abstract record available.
Inventors
- 👤 Gottdank L Kothny
- 👤 Robert Suczek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:16
CPC Classifications
F; F04; F04D; F04D17/00; F04D17/08; F04D17/18
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) | 1921-07-29 | 1922-01-28 | 1922-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-29 | 1926-01-28 | 1926-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-29 | 1930-01-28 | 1930-07-30 | $7700.00 | Window Closed / Lapsed |