US2656781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable outlet convector enclosure
Assignee: Modine Manufacturing Co
•
Filing: 1949-02-05
•
Granted: 1953-10-27
•
Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Spieth Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:19
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/02; F24D19/04; Y; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/126; Y10S165/129
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US705609A
Cited
US855778A
Cited
US877209A
Cited
US1067418A
Cited
US1584990A
Cited
US1853314A
Cited
US1809518A
Cited
GB430938A
Cited
US2324858A
Cited
US2347936A
Cited
US2310843A
Cited
US2359571A
Cited
US2516871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |