US3204201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded circuit
Assignee: VIDAR CORP
•
Filing: 1960-05-18
•
Granted: 1965-08-31
•
Expires: 1980-05-18
Abstract
No abstract record available.
Inventors
- 👤 George S Bahrs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:06
CPC Classifications
H; H05; H05K; H05K9/00; H05K9/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A CIRCUIT OF THE TYPE ADAPTED TO OPERATE ON SIGNALS FROM AND COUPLED TO A TRANSDUCER HAVING A PREDETERMINED GROUND, SAID CIRCUIT INCLUDING A COMMON POINT, A FIRST SHIELD SUBSTANTIALLY SURROUNDING THE CIRCUIT AND ELECTRICALLY CONNECTED TO THE COMMON POINT, AND A SECOND SHIELD SURROUNDING THE FIRST AND ELECTRICALLY CONNECTED TO TRANSDUCER GROUND.
Claim 2
Dependent Claim
53 words
A CIRCUIT OF THE TYPE ADAPTED TO OPERATE ON SIGNALS FROM AND COUPLED TO A TRANSDUCER HAVING A PREDETERMINED GROUND, SAID CIRCUIT INCLUDING A COMMON POINT, A FIRST SHIELD SUBSTANTIALLY SURROUNDING THE CIRCUIT AND ELECTRICALLY CONNECTED TO THE COMMON POINT, AND A SECOND SHIELD SURROUNDING THE FIRST AND ELECTRICALLY CONNECTED TO TRANSDUCER GROUND.
References Cited (Backward Citations)
US1805942A
Cited
US2285437A
Cited
US2658101A
Cited
US3100282A
Cited
US3039042A
Cited
US2951149A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |