US2943358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating luneberg lenses
Assignee: Remedium Group Inc
•
Filing: 1957-07-05
•
Granted: 1960-07-05
•
Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Samuel F Hutchins
- 👤 Jr Glen P Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:04
CPC Classifications
H; H01; H01Q; H01Q15/00; H01Q15/02; H01Q15/08; Y; Y10; Y10S; Y10S264/00; Y10S264/50; Y10S359/00; Y10S359/90; Y10S425/00; Y10S425/808
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2136432A
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US2187562A
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US2479935A
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US2729870A
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US2849713A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |