US2940179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry dryers
Assignee: McGraw Edison Co
•
Filing: 1956-09-04
•
Granted: 1960-06-14
•
Expires: 1976-09-04
Abstract
No abstract record available.
Inventors
- 👤 Clifford F Czech
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:58
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/24; D06F58/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2648142A
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US2635354A
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FR1028699A
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US2645033A
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US2676418A
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US2722751A
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US2724906A
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US2689413A
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US2712182A
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US2828550A
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US2798306A
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US2774148A
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US2828551A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |