Patent US3379997A successfully refreshed from Google Patents.
US3379997A
Expired / Lapsed
US
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Magnetohydrodynamic light source excited laser
Assignee: Individual
•
Filing: 1964-03-19
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Granted: 1968-04-23
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Expires: 1984-03-19
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Melhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:57
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/09; H01S3/091; H01S3/0915; H01S3/092; H01S3/093; H01J; H01J61/00; H01J2893/00; H01J2893/0063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3265989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |