Semiconductor device manufacture with junction passivation
Abstract
Abstract JUNCTION PASSIVATED SEMICONDUCTOR DEVICES AND A METHOD OF MANUFACTURING SAME IN SHICH A RECTIFYING JUNCTION IS FORMED IN A SEMICONDUCTOR BODY, A PLURALITY OF SPACED APART, CONTINUOUS GROOVES ARE CUT IN A SURFACE OF THE BODY THAT EXTEND THROUGH THE RECTIFYING JUNCTION TO FORM A PLURALITY OF DEVICES EACH HAVING A SEPARATE JUNCTIONS INTERSECT T WHICH THE PLURALITY OF SEPARATE JUNCTIONS INTERSECT THE PLURALITY OF CONTINUOUS GROOVES, RESPECTIVELY, ALONG THE ENTIRE LENGTH THEREOF, ANOTHER GROOVE IS CUT IN THE SAME SURFACE OF THE BODY BETWEEN ADJACENT ONES OF THE PLURALITY OF GROOVES, THE PLURALITY OF SEPARATE JUNCTIONS ARE PASSIVATED AT THE SURFACES OF THE PLURALITY OF GROOVES, AND THE PLURALITY OF DEVICES ARE SEPARATED FROM THE BODY ALONG SAID ANOTHER GROOVE.
Inventors
- 👤 Jearld L Hutson
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |