US2993608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Avco Manufacturing Corp
•
Filing: 1957-03-14
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Granted: 1961-07-25
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Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 George E Womble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:20
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0801; A; A01; A01D; A01D87/00; A01D87/0053; A01D87/0069; C07F7/12; C07F7/18; C07F7/1804; C07F7/1872; C07F7/188; E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/34; E02F3/627; E02F3/6273; E02F3/96; E02F3/968
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US605399A
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US2306313A
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US2412323A
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US2495143A
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US2635585A
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US2489629A
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US2665017A
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US2701072A
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US2688825A
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US2793772A
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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) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |