US2328666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric heat-radiating means for walls, ceilings, or the like radiating electrically generated warmeth
Assignee: Individual
•
Filing: 1941-03-26
•
Granted: 1943-09-07
•
Expires: 1961-03-26
Abstract
No abstract record available.
Inventors
- 👤 Musgrave Joseph Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:56
CPC Classifications
F; F24; F24D; F24D13/00; F24D13/02; F24D13/022; F24D13/024; Y; Y02; Y02B; Y02B30/00
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) | 1946-09-06 | 1947-03-08 | 1947-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-06 | 1951-03-08 | 1951-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-06 | 1955-03-08 | 1955-09-07 | $7700.00 | Window Closed / Lapsed |