Patent US3241071A successfully refreshed from Google Patents.
US3241071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical signal combining
Assignee: Individual
•
Filing: 1962-12-07
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Granted: 1966-03-15
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Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Alford Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:52
CPC Classifications
H; H04; H04B; H04B15/00; H04B15/02; H04B15/04; H04B15/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
ELECTRICAL SIGNAL COMBINING APPARATUS COMPRISING, HYBRID MEANS HAVING A PARALLEL BRANCH, A SERIES BRANCH AND FIRST AND SECOND SIDE BRANCHES, SAID HYBRID MEANS INCLUDING BOTH MEANS FOR DELIVERING A SIGNAL APPLIED TO SAID SERIES BRANCH TO SAID SIDE BRANCHES IN SUBSTANTIAL PHASE OPPOSITION AND MEANS FOR DELIVERING A SIGNAL APPLIED TO SAID PARALLEL BRANCH TO SAID SIDE BRANCHES IN SUBSTANTIAL PHASE COINCIDENCE, MEANS INCLUDING FIRST AND SECOND NONLINEAR IMPEDANCE MEANS FOR TERMINATING SAID FIRST AND SECOND SIDE BRANCHES RESPECTIVELY AND MEANS FOR ADJUSTING THE DYNAMIC CHARACTERISTICS OF SAID FIRST AND SECOND NONLINEAR IMPEDANCE MEANS SO THAT THE LATTER ARE RESPONSIVE TO A SIGNAL APPLIED TO ONE OF SAID SERIES AND PARALLEL BRANCHES, FOR TERMINATING SAID SIDE BRANCHES IN SUBSTANTIALLY EQUAL TIME VARYING IMPEDANCES TO CONTINUOUSLY MAINTAIN A HIGH DEGREE OF ISOLATION BETWEEN SAID SERIES AND PARALLEL BRANCHES.
Claim 2
Dependent Claim
137 words
ELECTRICAL SIGNAL COMBINING APPARATUS COMPRISING, HYBRID MEANS HAVING A PARALLEL BRANCH, A SERIES BRANCH AND FIRST AND SECOND SIDE BRANCHES, SAID HYBRID MEANS INCLUDING BOTH MEANS FOR DELIVERING A SIGNAL APPLIED TO SAID SERIES BRANCH TO SAID SIDE BRANCHES IN SUBSTANTIAL PHASE OPPOSITION AND MEANS FOR DELIVERING A SIGNAL APPLIED TO SAID PARALLEL BRANCH TO SAID SIDE BRANCHES IN SUBSTANTIAL PHASE COINCIDENCE, MEANS INCLUDING FIRST AND SECOND NONLINEAR IMPEDANCE MEANS FOR TERMINATING SAID FIRST AND SECOND SIDE BRANCHES RESPECTIVELY AND MEANS FOR ADJUSTING THE DYNAMIC CHARACTERISTICS OF SAID FIRST AND SECOND NONLINEAR IMPEDANCE MEANS SO THAT THE LATTER ARE RESPONSIVE TO A SIGNAL APPLIED TO ONE OF SAID SERIES AND PARALLEL BRANCHES, FOR TERMINATING SAID SIDE BRANCHES IN SUBSTANTIALLY EQUAL TIME VARYING IMPEDANCES TO CONTINUOUSLY MAINTAIN A HIGH DEGREE OF ISOLATION BETWEEN SAID SERIES AND PARALLEL BRANCHES.
References Cited (Backward Citations)
US2116814A
Cited
US2550524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |