US1883201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant compressor
Assignee: Alemite Corp
•
Filing: 1929-01-31
•
Granted: 1932-10-18
•
Expires: 1949-01-31
Abstract
No abstract record available.
Inventors
- 👤 Leonard H Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
F; F16; F16N; F16N3/00; F16N3/10; F16N3/12; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87965
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) | 1935-10-18 | 1936-04-18 | 1936-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-10-18 | 1940-04-18 | 1940-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-10-18 | 1944-04-18 | 1944-10-18 | $7700.00 | Window Closed / Lapsed |