US2631646A
Expired / Lapsed
US
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Die for use in high-frequency heating
Assignee: Individual
•
Filing: 1951-02-16
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Granted: 1953-03-17
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Expires: 1971-02-16
Abstract
No abstract record available.
Inventors
- 👤 John P Gannon
- 👤 Paintner Jacob
- 👤 Schnitzer William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/04; B29C65/74; B29C65/743; B29C65/7441; B29C65/745; B29C65/7461; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/24; B29C66/242; B29C66/2424; B29C66/24243; B29C66/24244; B29C66/32; B29C66/326; B29C66/40; B29C66/41; B29C66/43; B29C66/80; B29C66/81; B29C66/818; B29C66/8187; B29C66/81871; B29C66/83; B29C66/832; B29C66/8322; B29C2793/00; B29C2793/0009; B29C59/00; B29C59/007; B29C66/816; B29C66/8167; B29C66/82; B29C66/824; B29C66/8242; Y; Y10; Y10S; Y10S264/00; Y10S264/46; Y10S425/00; Y10S425/013; Y10S53/00; Y10S53/02; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/1326; Y10T156/17; Y10T156/1702; Y10T156/1744
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |