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US2688094A
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Point-focusing X-ray monochromator for low angle x-ray diffraction
Assignee: California Institute Research Foundation
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Filing: 1952-05-09
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Granted: 1954-08-31
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Expires: 1972-05-09
Abstract
No abstract record available.
Inventors
- 👤 Jesse W M Dumond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:32
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/06; G21K2201/00; G21K2201/06; G21K2201/062; G21K2201/064; G21K2201/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2557662A
Cited
US2540821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-30 | 1958-03-01 | 1958-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-30 | 1962-03-01 | 1962-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-30 | 1966-03-01 | 1966-08-31 | $7700.00 | Window Closed / Lapsed |