US3316488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual modulated remote control transmitter
Assignee: Telectron Co
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Filing: 1965-12-16
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Granted: 1967-04-25
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Expires: 1985-12-16
Abstract
No abstract record available.
Inventors
- 👤 Willard S Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:15
CPC Classifications
H; H03; H03D; H03D11/00; H03D11/02; E; E05; E05F; E05F15/00; E05F15/70; E05F15/77; G; G08; G08C; G08C19/00; G08C19/12; G08C19/14; H03C; H03C1/00; H03C1/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN A COMMUNICATION SYSTEM, A TRANSMITTER HAVING MEANS FOR CONTINUOUSLY RADIATING SIGNAL ENERGY AT A PREDETERMINED CARRIER FREQUENCY, MEANS FOR SEQUENTIALLY MODULATING SAID CARRIER FREQUENCY AT TWO DIFFERENT MODULATING FREQUENCIES COMPRISING, A PAIR OF MODULATING CIRCUITS CONNECTED TO THE CARRIER FREQUENCY RADIATING MEANS, ONE OF SAID MODULATING CIRCUITS INCLUDING REGENERATIVE COUPLING MEANS FOR TRANSMITTING SIGNAL ENERGY TO THE RADIATING MEANS MODULATING SAID CARRIER FREQUENCY AT ONE OF THE TWO MODULATING FREQUENCIES FOR A LIMITED PERIOD, AND TIMING CIRCUIT MEANS CONNECTED TO THE OTHER OF THE MODULATING CIRCUITS FOR PREVENTING OPERATION THEREOF DURING SAID LIMITED PERIOD INITIATED BY OPERATION OF SAID RADIATING MEANS.
Claim 2
Dependent Claim
102 words
IN A COMMUNICATION SYSTEM, A TRANSMITTER HAVING MEANS FOR CONTINUOUSLY RADIATING SIGNAL ENERGY AT A PREDETERMINED CARRIER FREQUENCY, MEANS FOR SEQUENTIALLY MODULATING SAID CARRIER FREQUENCY AT TWO DIFFERENT MODULATING FREQUENCIES COMPRISING, A PAIR OF MODULATING CIRCUITS CONNECTED TO THE CARRIER FREQUENCY RADIATING MEANS, ONE OF SAID MODULATING CIRCUITS INCLUDING REGENERATIVE COUPLING MEANS FOR TRANSMITTING SIGNAL ENERGY TO THE RADIATING MEANS MODULATING SAID CARRIER FREQUENCY AT ONE OF THE TWO MODULATING FREQUENCIES FOR A LIMITED PERIOD, AND TIMING CIRCUIT MEANS CONNECTED TO THE OTHER OF THE MODULATING CIRCUITS FOR PREVENTING OPERATION THEREOF DURING SAID LIMITED PERIOD INITIATED BY OPERATION OF SAID RADIATING 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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |