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US3496522A
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Assignee: AT&T Inc
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Filing: 1967-04-28
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Granted: 1970-02-17
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Expires: 1987-04-28
Abstract
No abstract record available.
Inventors
- 👤 Benjamin C Ellis Jr
- 👤 Raymond B Ramsey
- 👤 Robert A Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:07
CPC Classifications
H; H01; H01R; H01R9/00; H01R9/22; H01R9/24; H01R9/2416; H01R4/00; H01R4/24; H01R4/2416; H01R4/242; H01R4/2425; H01R4/2429; H01R43/00; H01R43/01; H01R43/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2333266A
Cited
US3189863A
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US3239796A
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US3118715A
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US3178673A
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US3327284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |