US3500042A
Expired / Lapsed
US
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Ionic microanalyzer which includes a convex mirror as an ion energy filter
Assignee: Thales SA
•
Filing: 1966-02-07
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Granted: 1970-03-10
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Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Raymond Castaing
- 👤 Georges Slodzian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:37
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/58; H01J29/60; H01J29/84; H01J29/845; H01J37/00; H01J37/02; H01J37/04; H01J37/05; H01J37/252; H01J49/00; H01J49/26; H01J49/28; H01J49/284; H01J49/286
Claims Analysis
Total Claims: 0
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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) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |