US3087117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable transmitter apparatus with selective, diverse antenna means
Assignee: Motorola Solutions Inc
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Filing: 1959-08-03
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Granted: 1963-04-23
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Expires: 1979-08-03
Abstract
No abstract record available.
Inventors
- 👤 John F Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:28
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; Y; Y10; Y10S; Y10S128/00; Y10S128/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A PORTABLE RADIO UNIT INCLUDING IN COMBINATION, A POCKET SIZE HOUSING CONTAINING A CHASSIS INCLUDING COMPONENTS FORMING A RADIO CIRCUIT, BATTERIES IN SAID HOUSING FOR ENERGIZING SAID CIRCUIT, SWITCH MEANS IN SAID HOUSING CONNECTED TO SAID CIRCUIT, SAID UNIT INCLUDING MEANS FORMING A FIRST ANTENNA AND CONNECTED TO SAID SWITCH MEANS, A SECOND EXTENSIBLE ANTENNA MOUNTED IN SAID HOUSING TO BE TELESCOPED THEREIN AND TO EXTEND THEREFROM, AND MEANS ELECTRICALLY CONNECTING SAID SECOND ANTENNA TO SAID SWITCH MEANS, SAID SECOND ANTENNA INCLUDING A PORTION POSITIONED TO MECHANICALLY ENGAGE SAID SWITCH MEANS TO OPERATE THE SAME TO CONNECT SAID SECOND ANTENNA TO SAID RADIO CIRCUIT WHEN SAID SECOND ANTENNA IS EXTENDED, SAID SWITCH MEANS BEING OPERATED BY SAID SECOND ANTENNA TO CONNECT SAID FIRST ANTENNA TO SAID RADIO CIRCUIT WHEN SAID ANTENNA IS TELESCOPED INTO SAID HOUSING.
Claim 2
Dependent Claim
136 words
A PORTABLE RADIO UNIT INCLUDING IN COMBINATION, A POCKET SIZE HOUSING CONTAINING A CHASSIS INCLUDING COMPONENTS FORMING A RADIO CIRCUIT, BATTERIES IN SAID HOUSING FOR ENERGIZING SAID CIRCUIT, SWITCH MEANS IN SAID HOUSING CONNECTED TO SAID CIRCUIT, SAID UNIT INCLUDING MEANS FORMING A FIRST ANTENNA AND CONNECTED TO SAID SWITCH MEANS, A SECOND EXTENSIBLE ANTENNA MOUNTED IN SAID HOUSING TO BE TELESCOPED THEREIN AND TO EXTEND THEREFROM, AND MEANS ELECTRICALLY CONNECTING SAID SECOND ANTENNA TO SAID SWITCH MEANS, SAID SECOND ANTENNA INCLUDING A PORTION POSITIONED TO MECHANICALLY ENGAGE SAID SWITCH MEANS TO OPERATE THE SAME TO CONNECT SAID SECOND ANTENNA TO SAID RADIO CIRCUIT WHEN SAID SECOND ANTENNA IS EXTENDED, SAID SWITCH MEANS BEING OPERATED BY SAID SECOND ANTENNA TO CONNECT SAID FIRST ANTENNA TO SAID RADIO CIRCUIT WHEN SAID ANTENNA IS TELESCOPED INTO SAID HOUSING.
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |