US3328652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage comparator
Assignee: General Electric Co
•
Filing: 1964-07-20
•
Granted: 1967-06-27
•
Expires: 1984-07-20
Abstract
No abstract record available.
Inventors
- 👤 Tage P Sylvan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:10
CPC Classifications
H; H10; H10D; H10D84/00; H10D84/60; H10D84/676; Y; Y10; Y10S; Y10S148/00; Y10S148/051; Y10S148/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A VOLTAGE COMPARATOR SWITCHING DEVICE INCLUDING A SEMICONDUCTOR BODY HAVING A PLURALITY OF ALTERNATING REGIONS OF OPPOSITE CONDUCTIVITY TYPE SEPARATED BY RECTIFYING JUNCTIONS, SAID REGIONS BEING ARRANGED IN COMPOSITE CONFIGURATION EQUIVALENT TO A PAIR OF DIODES, A COMMON TERMINAL REGION AND AN ADJACENT COMMON INTERMEDIATE REGION RESPECTIVELY WHICH REGIONS CONSTITUTE A PART OF BOTH OF SAID PAIR OF DIODES OF SAID COMPOSITE CONFIGURATION, EACH OF SAID DIODES HAVING A SEPARATE INDIVIDUAL TERMINAL REGION AND A SEPARATE INDIVIDUAL INTERMEDIATE REGION EACH OF WHICH ARE NOT COMMON TO BOTH SAID PAIR OF DIODES, EACH OF SAID SEPARATE INDIVIDUAL INTERMEDIATE REGIONS FORMING A SEPARATE RECTIFYING JUNCTION AT SPACED PORTIONS OF THE SAID COMMON INTERMEDIATE REGION WHEREBY ANY PATH BETWEEN SAID TWO SEPARATE INDIVIDUAL INTERMEDIATE REGIONS WILL PASS AT LEAST TWO DIFFERENT RECTIFYING JUNCTIONS, INDIVIDUAL TERMINAL ELECTRODES EACH IN LOW RESISTANCE OHMIC CONTACT WITH A DIFFERENT ONE OF SAID TERMINAL REGIONS, AND A SINGLE REFERENCE ELECTRODE IN LOW RESISTANCE OHMIC CONTACT WITH ONE OF SAID SEPARATE INDIVIDUAL INTERMEDIATE REGIONS.
Claim 2
Dependent Claim
165 words
A VOLTAGE COMPARATOR SWITCHING DEVICE INCLUDING A SEMICONDUCTOR BODY HAVING A PLURALITY OF ALTERNATING REGIONS OF OPPOSITE CONDUCTIVITY TYPE SEPARATED BY RECTIFYING JUNCTIONS, SAID REGIONS BEING ARRANGED IN COMPOSITE CONFIGURATION EQUIVALENT TO A PAIR OF DIODES, A COMMON TERMINAL REGION AND AN ADJACENT COMMON INTERMEDIATE REGION RESPECTIVELY WHICH REGIONS CONSTITUTE A PART OF BOTH OF SAID PAIR OF DIODES OF SAID COMPOSITE CONFIGURATION, EACH OF SAID DIODES HAVING A SEPARATE INDIVIDUAL TERMINAL REGION AND A SEPARATE INDIVIDUAL INTERMEDIATE REGION EACH OF WHICH ARE NOT COMMON TO BOTH SAID PAIR OF DIODES, EACH OF SAID SEPARATE INDIVIDUAL INTERMEDIATE REGIONS FORMING A SEPARATE RECTIFYING JUNCTION AT SPACED PORTIONS OF THE SAID COMMON INTERMEDIATE REGION WHEREBY ANY PATH BETWEEN SAID TWO SEPARATE INDIVIDUAL INTERMEDIATE REGIONS WILL PASS AT LEAST TWO DIFFERENT RECTIFYING JUNCTIONS, INDIVIDUAL TERMINAL ELECTRODES EACH IN LOW RESISTANCE OHMIC CONTACT WITH A DIFFERENT ONE OF SAID TERMINAL REGIONS, AND A SINGLE REFERENCE ELECTRODE IN LOW RESISTANCE OHMIC CONTACT WITH ONE OF SAID SEPARATE INDIVIDUAL INTERMEDIATE REGIONS.
References Cited (Backward Citations)
US2936384A
Cited
US3078196A
Cited
US3189800A
Cited
US3140963A
Cited
US3124703A
Cited
US3210621A
Cited
US3090873A
Cited
US3213339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |