US3081370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar cells
Assignee: Raytheon Co
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Filing: 1961-07-17
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Granted: 1963-03-12
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Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Solomon L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:47
CPC Classifications
H; H10; H10F; H10F10/00; H10F10/10; H10F10/14; H10F99/00; Y; Y02; Y02E; Y02E10/00; Y02E10/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A PHOTOVOLTAIC ENERGY CONVERTER COMPRISING A LAYER OF SEMICONDUCTOR MATERIAL WITH ONE TYPE OF IMPURITY MATERIAL, A SECOND LAYER OF SEMICONDUCTOR MATERIAL WITH THE OPPOSITE TYPE OF IMPURITY MATERIAL, THE SECOND LAYER BEING IN CONTACT WITH THE FIRST LAYER TO FORM A P-N JUNCTION, ONE OF THE LAYERS HAVING A SURFACE SPACED FROM THE JUNCTION AND DISPOSED TO RECEIVE RADIATION WHICH GENERATES CARRIERS IN THE CONVERTER, THE SAID ONE LAYER INCLUDNG AT THE SAID SURFACE THE SAID IMPURITY AT A CONCENTRATION BELOW THAT WHICH REDUCES THE ENERGY GAP IN THE SAID LAYER AND INCLUDING A ZONE WHICH EXTENDS FROM THE SAID SURFACE A SUBSTANTIAL DISTANCE TOWARD THE JUNCTION WITH THE SAID IMPURITY AT A CONCENTRATION BETWEEN
Claim 2
Dependent Claim
116 words
A PHOTOVOLTAIC ENERGY CONVERTER COMPRISING A LAYER OF SEMICONDUCTOR MATERIAL WITH ONE TYPE OF IMPURITY MATERIAL, A SECOND LAYER OF SEMICONDUCTOR MATERIAL WITH THE OPPOSITE TYPE OF IMPURITY MATERIAL, THE SECOND LAYER BEING IN CONTACT WITH THE FIRST LAYER TO FORM A P-N JUNCTION, ONE OF THE LAYERS HAVING A SURFACE SPACED FROM THE JUNCTION AND DISPOSED TO RECEIVE RADIATION WHICH GENERATES CARRIERS IN THE CONVERTER, THE SAID ONE LAYER INCLUDNG AT THE SAID SURFACE THE SAID IMPURITY AT A CONCENTRATION BELOW THAT WHICH REDUCES THE ENERGY GAP IN THE SAID LAYER AND INCLUDING A ZONE WHICH EXTENDS FROM THE SAID SURFACE A SUBSTANTIAL DISTANCE TOWARD THE JUNCTION WITH THE SAID IMPURITY AT A CONCENTRATION BETWEEN
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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |