Patent US1559883A successfully refreshed from Google Patents.
US1559883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air-cooled refrigerating machine
Assignee: Individual
•
Filing: 1923-03-07
•
Granted: 1925-11-03
•
Expires: 1943-03-07
Abstract
No abstract record available.
Inventors
- 👤 Alfred D Karr
- 👤 Karl D Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:02
CPC Classifications
F; F25; F25B; F25B3/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1928-11-02 | 1929-05-04 | 1929-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-11-02 | 1933-05-04 | 1933-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-11-02 | 1937-05-04 | 1937-11-03 | $7700.00 | Window Closed / Lapsed |