US2364728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rheostat
Assignee: LEECE NEVILLE CO
•
Filing: 1941-12-11
•
Granted: 1944-12-12
•
Expires: 1961-12-11
Abstract
No abstract record available.
Inventors
- 👤 Bennett M Leece
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:30
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/30; H01C10/38; H01C10/40; H01C10/42; H02; H02P; H02P9/00; H02P9/14; H02P9/16; H02P9/18; H02P2101/00; H02P2101/30
Claims Analysis
Total Claims: 0
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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) | 1947-12-12 | 1948-06-12 | 1948-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-12 | 1952-06-12 | 1952-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-12 | 1956-06-12 | 1956-12-12 | $7700.00 | Window Closed / Lapsed |