US1696673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor
Assignee: FOURNESS DEV CORP
•
Filing: 1925-10-08
•
Granted: 1928-12-25
•
Expires: 1945-10-08
Abstract
No abstract record available.
Inventors
- 👤 Fourness Wilfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:49
CPC Classifications
F; F04; F04B; F04B27/00; F04B27/04; F04B27/053; F04B27/0531; F04B27/0404
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) | 1931-12-25 | 1932-06-25 | 1932-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-12-25 | 1936-06-25 | 1936-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-12-25 | 1940-06-25 | 1940-12-25 | $7700.00 | Window Closed / Lapsed |