US2848199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baseboard convectors
Assignee: Crane Co
•
Filing: 1955-11-28
•
Granted: 1958-08-19
•
Expires: 1975-11-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Menke Drewes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:35
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/02; F24D19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1624565A
Cited
US1664171A
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US1853477A
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US2363945A
Cited
US2345537A
Cited
US2662747A
Cited
US2758822A
Cited
US2783979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |