US3147435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strip line phase comparator
Assignee: Individual
•
Filing: 1962-03-27
•
Granted: 1964-09-01
•
Expires: 1982-03-27
Abstract
No abstract record available.
Inventors
- 👤 Donald J Blattner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:10
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/19; G11C11/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A PHASE COMPARATOR COMPRISING: (A) A RESONANT STRIP LINE; (B) MEANS FOR COUPLING A FIRST SIGNAL TO SAID RESONANT STRIP LINE THROUGH FRINGING FIELDS OF THE STRIPS; (C) MEANS FOR COUPLING A SECOND SIGNAL TO SAID RESONANT STRIP LINE THROUGH FRINGING FIELDS OF THE STRIPS; AND (D) AN OUTPUT LINE COUPLED TO SAID RESONANT STRIP LINE, SUCH THAT IT WILL RECEIVE A STRONG SIGNAL WHEN SAID FIRST AND SECOND SIGNALS ARE IN PHASE AND A WEAK SIGNAL WHEN THEY ARE OUT OF PHASE.
Claim 2
Dependent Claim
83 words
A PHASE COMPARATOR COMPRISING: (A) A RESONANT STRIP LINE; (B) MEANS FOR COUPLING A FIRST SIGNAL TO SAID RESONANT STRIP LINE THROUGH FRINGING FIELDS OF THE STRIPS; (C) MEANS FOR COUPLING A SECOND SIGNAL TO SAID RESONANT STRIP LINE THROUGH FRINGING FIELDS OF THE STRIPS; AND (D) AN OUTPUT LINE COUPLED TO SAID RESONANT STRIP LINE, SUCH THAT IT WILL RECEIVE A STRONG SIGNAL WHEN SAID FIRST AND SECOND SIGNALS ARE IN PHASE AND A WEAK SIGNAL WHEN THEY ARE OUT OF PHASE.
References Cited (Backward Citations)
US2734168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |