Patent US2970216A successfully refreshed from Google Patents.
US2970216A
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Sample cell for spectroscopic apparatus
Assignee: Baird Atomic Inc
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Filing: 1958-08-07
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Granted: 1961-01-31
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Expires: 1978-08-07
Abstract
No abstract record available.
Inventors
- 👤 Richard A Magrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:06
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/01; G01N21/03; G01N2021/0346
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2637817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |