US3242423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resonance cells for optical pumping
Assignee: Thales SA
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Filing: 1963-01-09
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Granted: 1966-03-22
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Expires: 1983-01-09
Abstract
No abstract record available.
Inventors
- 👤 Malnar Leon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:52
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/72; G01N27/74; G01R; G01R33/00; G01R33/20; G01R33/24; G01R33/26; G04; G04F; G04F5/00; G04F5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A RESONANCE CELL FOR OPTICAL PUMPING SYSTEMS COMPRISING IN COMBINATION; A VACUUM TIGHT VESSEL HAVING WALLS AND INCLUDING A MAIN BODY, A BULB HAVING A BENT PORTION, FORMED IN ONE OF SAID WALLS AND COMMUNICATING WITH SAID BODY, AND A PUMPING STEM; AND AN ALKALI METAL IN SAID BULB AND SATURATED VAPOUR OF THIS METAL FILLING SAID VESSEL, WHEREBY METAL IN THE SOLID STATE IN SAID BULB DOES NOT DIRECTLY FACE SAID BODY.
Claim 2
Dependent Claim
73 words
A RESONANCE CELL FOR OPTICAL PUMPING SYSTEMS COMPRISING IN COMBINATION; A VACUUM TIGHT VESSEL HAVING WALLS AND INCLUDING A MAIN BODY, A BULB HAVING A BENT PORTION, FORMED IN ONE OF SAID WALLS AND COMMUNICATING WITH SAID BODY, AND A PUMPING STEM; AND AN ALKALI METAL IN SAID BULB AND SATURATED VAPOUR OF THIS METAL FILLING SAID VESSEL, WHEREBY METAL IN THE SOLID STATE IN SAID BULB DOES NOT DIRECTLY FACE SAID BODY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |