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US2989633A
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Apparatus and process for radiation
Assignee: Standard Oil Co
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Filing: 1956-02-08
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Granted: 1961-06-20
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Expires: 1976-02-08
Abstract
No abstract record available.
Inventors
- 👤 Alexander T Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:05
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/081; B01J19/082; H; H01; H01J; H01J37/00; H01J37/02; H01J37/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2729748A
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US2640948A
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US2793282A
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US2794847A
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US2737593A
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US2785313A
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US2887584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |