Patent US2783249A successfully refreshed from Google Patents.
US2783249A
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Method and apparatus for oxidizing volatilizable organic materials
Assignee: Wyeth Holdings LLC
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Filing: 1953-04-16
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Granted: 1957-02-26
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Expires: 1973-04-16
Abstract
No abstract record available.
Inventors
- 👤 Alphons O Jaeger
- 👤 Stewart F Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:47
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/1836; C; C07; C07C; C07C51/00; C07C51/16; C07C51/31; C07C51/313; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00026; B01J2208/00035; B01J2208/0007; B01J2208/00079; B01J2208/00088; B01J2208/00106; B01J2208/00115; B01J2208/00132; B01J2208/0053
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2401739A
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US2467802A
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US2600444A
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US2506221A
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US2559631A
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US2526689A
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US2697653A
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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) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |