US3331998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thin film heterojunction device
Assignee: Raytheon Co
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Filing: 1965-04-12
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Granted: 1967-07-18
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Zuleeg Rainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:28
CPC Classifications
H; H10; H10D; H10D48/00; H10D48/30; H10D48/32; H10D1/00; H10D1/40; H10D99/00; H10P; H10P95/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A THIN FILM DIODE DEVICE COMPRISING AN OHMIC ELECTRODE MEMBER AND A BLOCKING ELECTRODE MEMBER, A LAYER OF SEMI-INSULATING MATERIAL HAVING A THICKNESS OF LESS THAN TWENTY MICRONS AND A RESISTIVITY OF AT LEAST 10+4 OHM-CENTIMETERS DISPOSED BETWEEN SAID ELECTRODE MEMBERS AND IN CONTACT WITH SAID OHMIC ELECTRODE MEMBER, AND A LAYER OF INSULATOR MATERIAL DISPOSED BETWEEN AND IN CONTACT WITH SAID LAYER OF SEMI-INSULATING MATERIAL AND SAID BLOCKING
Claim 2
Dependent Claim
69 words
A THIN FILM DIODE DEVICE COMPRISING AN OHMIC ELECTRODE MEMBER AND A BLOCKING ELECTRODE MEMBER, A LAYER OF SEMI-INSULATING MATERIAL HAVING A THICKNESS OF LESS THAN TWENTY MICRONS AND A RESISTIVITY OF AT LEAST 10+4 OHM-CENTIMETERS DISPOSED BETWEEN SAID ELECTRODE MEMBERS AND IN CONTACT WITH SAID OHMIC ELECTRODE MEMBER, AND A LAYER OF INSULATOR MATERIAL DISPOSED BETWEEN AND IN CONTACT WITH SAID LAYER OF SEMI-INSULATING MATERIAL AND SAID BLOCKING
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |