Patent US2989665A successfully refreshed from Google Patents.
US2989665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic circuits
Assignee: Globe Union Inc
•
Filing: 1958-08-25
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Granted: 1961-06-20
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Expires: 1978-08-25
Abstract
No abstract record available.
Inventors
- 👤 Alfred S Khouri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:33
CPC Classifications
H; H01; H01G; H01G2/00; H05; H05K; H05K1/00; H05K1/16; H05K1/162; H05K1/02; H05K1/03; H05K1/0306; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/09654; H05K2201/09672; H05K2201/10; H05K2201/10007; H05K2201/10015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2474988A
Cited
US2607821A
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US2769119A
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US2759098A
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US2877389A
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US2877388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |