Patent US1559361A successfully refreshed from Google Patents.
US2579225A
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US
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Adjustable support for spectrometer reflectors
Assignee: Individual
•
Filing: 1946-09-20
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Granted: 1951-12-18
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Expires: 1966-09-20
Abstract
No abstract record available.
Inventors
- 👤 Lyle B Borst
- 👤 Richard J Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:08
CPC Classifications
G; G01; G01J; G01J3/00; G01J3/02; G01J3/0202; G02; G02B; G02B7/00; G02B7/18; G02B7/182; G02B7/1822; G02B7/1824; G02B7/1825
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US582856A
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US1457209A
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US1618985A
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US1910119A
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US2013882A
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US2337898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |