Patent US2658237A successfully refreshed from Google Patents.
Patent US3221109A successfully refreshed from Google Patents.
US3221109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telephone line selection device
Assignee: Individual
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Filing: 1962-02-28
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Granted: 1965-11-30
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Expires: 1982-02-28
Abstract
No abstract record available.
Inventors
- 👤 Day Donald
- 👤 Harano Kiyomi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:04
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/66; H04M1/677
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A TELEPHONE LINE SELECTION MECHANISM COMPRISING, A TELEPHONE DIAL JOURNALLED FOR ROTATION AND MEANS ASSOCIATED THEREWITH FOR EFFECTING A TELEPHONE LINE SELECTION UPON MOVEMENT OF SAID DIAL THROUGH A PLURALITY OF PASSS WHEREIN EACH PASS IS COMPOSED OF DIAL MOTION TO AND FROM A DISCREET NUMBER OF CIRCUMFERENTIALLY SPACED POSITIONS, MEANS FOR BLOCKING MOTION OF SAID DIAL, A DEVICE HAVING A MECHANICAL CONNECTION TO AND SENSING THE EXTENT OF ROTATION OF SAID DIAL TO SAID POSITION IN ONE OF SAID PASSES, AND MEANS ACTIVATED BY SAID DEVICE IN AT LEAST ONE OF SAID DIAL POSITIONS FOR ACTIVATING SAID DIAL BLOCKING MEANS.
Claim 2
Dependent Claim
101 words
A TELEPHONE LINE SELECTION MECHANISM COMPRISING, A TELEPHONE DIAL JOURNALLED FOR ROTATION AND MEANS ASSOCIATED THEREWITH FOR EFFECTING A TELEPHONE LINE SELECTION UPON MOVEMENT OF SAID DIAL THROUGH A PLURALITY OF PASSS WHEREIN EACH PASS IS COMPOSED OF DIAL MOTION TO AND FROM A DISCREET NUMBER OF CIRCUMFERENTIALLY SPACED POSITIONS, MEANS FOR BLOCKING MOTION OF SAID DIAL, A DEVICE HAVING A MECHANICAL CONNECTION TO AND SENSING THE EXTENT OF ROTATION OF SAID DIAL TO SAID POSITION IN ONE OF SAID PASSES, AND MEANS ACTIVATED BY SAID DEVICE IN AT LEAST ONE OF SAID DIAL POSITIONS FOR ACTIVATING SAID DIAL BLOCKING MEANS.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |