US2596743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric device
Assignee: Individual
•
Filing: 1946-10-01
•
Granted: 1952-05-13
•
Expires: 1966-10-01
Abstract
No abstract record available.
Inventors
- 👤 Theophile I S Vermeiren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:36
CPC Classifications
F; F28; F28F; F28F19/00; F28F19/004; B; B21; B21C; B21C37/00; C; C02; C02F; C02F1/00; C02F1/48; C02F1/484; C02F2201/00; C02F2201/48; C02F2201/483; C02F2303/00; C02F2303/22; Y; Y10; Y10S; Y10S204/00; Y10S204/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US385145A
Cited
US564657A
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US1334962A
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US1472281A
Cited
US1602935A
Cited
US1683780A
Cited
US1773275A
Cited
GB303076A
Cited
US2099593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |