US2697773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dielectric heating conveyer apparatus
Assignee: BERT H WALLACE
•
Filing: 1951-08-16
•
Granted: 1954-12-21
•
Expires: 1971-08-16
Abstract
No abstract record available.
Inventors
- 👤 Gordon Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:50
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83421; B29C66/83423; B29C35/00; B29C35/02; B29C35/12; B29C35/14; B29C59/00; B29C59/02; B29C59/04; B29C65/00; B29C65/02; B29C65/04; B29C65/78; B29C65/7858; B29C65/7888; B29C65/7894; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/22; B29C66/223; B29C66/40; B29C66/41; B29C66/43; B29C66/81; B29C66/814; B29C66/8141; B29C66/81433; B29C66/816; B29C66/8161; B29C66/812; B29C66/8122
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2423902A
Cited
US2575251A
Cited
US2460566A
Cited
US2439918A
Cited
US2476282A
Cited
US2491687A
Cited
US2614953A
Cited
US2463289A
Cited
US2576519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-20 | 1958-06-21 | 1958-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-20 | 1962-06-21 | 1962-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-20 | 1966-06-21 | 1966-12-21 | $7700.00 | Window Closed / Lapsed |