US2504338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric power applicator
Assignee: RCA Corp
•
Filing: 1945-06-30
•
Granted: 1950-04-18
•
Expires: 1965-06-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert Maclatchie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:30
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/12; F16B19/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1109592A
Cited
US1200810A
Cited
US1690101A
Cited
US1862653A
Cited
US2080220A
Cited
US2221646A
Cited
US2180665A
Cited
US2422265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |