Patent US3492537A successfully refreshed from Google Patents.
US3492537A
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US
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Modular interconnection system
Assignee: Zenith Electronics LLC
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Filing: 1967-12-11
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Granted: 1970-01-27
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Expires: 1987-12-11
Abstract
No abstract record available.
Inventors
- 👤 Darwin E Inman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:29
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/02; H05K7/06; H05K7/08; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/712; H01R12/716; H01R12/718; H04; H04N; H04N5/00; H04N5/64; H04N5/655; H05K1/00; H05K1/02; H05K1/0286; H05K1/0287; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/095; H05K2201/09609
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) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |