Patent US2006511A successfully refreshed from Google Patents.
US2202019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar actuated cooler
Assignee: ELIZABETH F KELLS MOHR
•
Filing: 1939-03-28
•
Granted: 1940-05-28
•
Expires: 1959-03-28
Abstract
No abstract record available.
Inventors
- 👤 Otto H Mohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:28
CPC Classifications
F; F28; F28C; F28C1/00; F25; F25D; F25D31/00; F25D31/002; F28D; F28D5/00; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10S; Y10S203/00; Y10S203/01; Y10S62/00; Y10S62/01
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) | 1943-05-28 | 1943-11-27 | 1944-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-28 | 1947-11-27 | 1948-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-28 | 1951-11-27 | 1952-05-28 | $7700.00 | Window Closed / Lapsed |