US3385974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal diplexer
Assignee: JM Huber Corp
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Filing: 1965-08-16
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Granted: 1968-05-28
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Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 Ronald J Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:20
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/48; H03H7/487; H03H7/46; H03H7/468
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
THE COMBINATION OF: FOUR PRIMARIES WOUND IN THE SAME DIRECTION AND CONNECTED IN A CLOSED CONFIGURATION PROVIDING FOUR INPUT TERMINALS RESPECTIVELY DESIGNATED IN ROTATION BY THE ARABIC NUMERALS 1,2,3, AND 4, SO THAT THE PRIMARIES ARE IDENTIFIED, ACCORDING TO THEIR TERMINAL CONNECTIONS, BY THE DESIGNATIONS 1-2, 2-3, 3-4, AND 4-1; A FIRST SOURCE OF POWER COUPLED TO A FIRST PAIR OF SAID TERMINALS DESIGNATED 2 AND 4; A SECOND SOURCE OF POWER COUPLED TO THE OTHER PAIR OF SAID TERMINALS DESIGNATED 1 AND 3; A FIRST SECONDARY HAVING EQUAL ELECTRICALLY ADDITIVELY CONNECTED WINDINGS COUPLED TO THE PRIMARIES WHICH ARE BETWEEN SAID FIRST PAIR OF TERMINALS DESIGNATED 2 AND 4; AND A SECOND SECONDARY HAVING EQUAL ELECTRICALLY ADDITIVELY CONNECTED WINDINGS COUPLED TO THE PRIMARIES WHICH ARE BETWEEN SAID SECOND PAIR OF TERMINALS DESIGNATED 1 AND 3.
Claim 2
Dependent Claim
135 words
THE COMBINATION OF: FOUR PRIMARIES WOUND IN THE SAME DIRECTION AND CONNECTED IN A CLOSED CONFIGURATION PROVIDING FOUR INPUT TERMINALS RESPECTIVELY DESIGNATED IN ROTATION BY THE ARABIC NUMERALS 1,2,3, AND 4, SO THAT THE PRIMARIES ARE IDENTIFIED, ACCORDING TO THEIR TERMINAL CONNECTIONS, BY THE DESIGNATIONS 1-2, 2-3, 3-4, AND 4-1; A FIRST SOURCE OF POWER COUPLED TO A FIRST PAIR OF SAID TERMINALS DESIGNATED 2 AND 4; A SECOND SOURCE OF POWER COUPLED TO THE OTHER PAIR OF SAID TERMINALS DESIGNATED 1 AND 3; A FIRST SECONDARY HAVING EQUAL ELECTRICALLY ADDITIVELY CONNECTED WINDINGS COUPLED TO THE PRIMARIES WHICH ARE BETWEEN SAID FIRST PAIR OF TERMINALS DESIGNATED 2 AND 4; AND A SECOND SECONDARY HAVING EQUAL ELECTRICALLY ADDITIVELY CONNECTED WINDINGS COUPLED TO THE PRIMARIES WHICH ARE BETWEEN SAID SECOND PAIR OF TERMINALS DESIGNATED 1 AND 3.
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |