US2949677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dielectric drying of materials
Assignee: Magnetic Heating Corp
•
Filing: 1956-07-30
•
Granted: 1960-08-23
•
Expires: 1976-07-30
Abstract
No abstract record available.
Inventors
- 👤 Hugh J Cameron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:12
CPC Classifications
F; F26; F26B; F26B15/00; F26B15/02; F26B15/04; D; D01; D01D; D01D10/00; D01D10/04; D01D10/0418; D01D10/06; F26B13/00; F26B13/001; F26B3/00; F26B3/32; F26B3/34; F26B3/347
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1564783A
Cited
US2325652A
Cited
US2589400A
Cited
US2635352A
Cited
US2698488A
Cited
US2718065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |