US3151379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar battery and method of making it
Assignee: Infineon Technologies Americas Corp
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Filing: 1961-07-03
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Granted: 1964-10-06
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Expires: 1981-07-03
Abstract
No abstract record available.
Inventors
- 👤 Charles A Escoffery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:04
CPC Classifications
H; H10; H10F; H10F71/00; H10F71/121; H10F19/00; H10F19/20; H10P; H10P95/00; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y02E10/547; Y10; Y10S; Y10S148/00; Y10S148/12; Y10S148/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
THE METHOD OF MAKING A SOLAR ENERGY CONVERTER WHICH COMPRISES: (A) APPLYING A COATING OF SEMI-CONDUCTOR MATERIAL OF ONE OF THE CONDUCTIVITY TYPES ON AN INSULATING BASE, (B) DOPING THE SURFACE OF THE SEMI-CONDUCTOR MATERIAL TO CREATE A SURFACE LAYER OF THE CONDUCTIVITY TYPE OPPOSITE THAT OF THE FIRST-MENTIONED CONDUCTIVITY TYPE, (C) APPLYING MASKING MATERIAL OVER THE SURFACE LAYER AT SEPARATED AREAS WHICH DEFINE THE AREAS OF INDIVIDUAL CELLS, (D) REMOVING THE SURFACE LAYER AND THE COATING OF SEMI-CONDUCTOR MATERIAL AT THE REGIONS BETWEEN SAID SEPARATED AREAS OF MASKING MATERIAL, (E) REMOVING THE MASKING MATERIAL FROM A PART OF EACH OF SAID SEPARATED AREAS, (F) REMOVING THE SURFACE LAYER AT EACH OF THE LASTMENTIONED PARTS TO EXPOSE THE SUBSURFACE SEMI-CONDUCTOR MATERIAL THEREAT, (G) REMOVING THE REMAINDER OF THE MASKING MATERIAL, AND (H) APPLYING A FIRST TERMINAL STRIP TO THE SURFACE LAYER OF EACH CELL AND A SECOND TERMINAL STRIP TO THE EXPOSED SUBSURFACE SEMI-CONDUCTOR MATERIAL OF EACH CELL.
Claim 2
Independent Claim
158 words
THE METHOD OF MAKING A SOLAR ENERGY CONVERTER WHICH COMPRISES: (A) APPLYING A COATING OF SEMI-CONDUCTOR MATERIAL OF ONE OF THE CONDUCTIVITY TYPES ON AN INSULATING BASE, (B) DOPING THE SURFACE OF THE SEMI-CONDUCTOR MATERIAL TO CREATE A SURFACE LAYER OF THE CONDUCTIVITY TYPE OPPOSITE THAT OF THE FIRST-MENTIONED CONDUCTIVITY TYPE, (C) APPLYING MASKING MATERIAL OVER THE SURFACE LAYER AT SEPARATED AREAS WHICH DEFINE THE AREAS OF INDIVIDUAL CELLS, (D) REMOVING THE SURFACE LAYER AND THE COATING OF SEMI-CONDUCTOR MATERIAL AT THE REGIONS BETWEEN SAID SEPARATED AREAS OF MASKING MATERIAL, (E) REMOVING THE MASKING MATERIAL FROM A PART OF EACH OF SAID SEPARATED AREAS, (F) REMOVING THE SURFACE LAYER AT EACH OF THE LASTMENTIONED PARTS TO EXPOSE THE SUBSURFACE SEMI-CONDUCTOR MATERIAL THEREAT, (G) REMOVING THE REMAINDER OF THE MASKING MATERIAL, AND (H) APPLYING A FIRST TERMINAL STRIP TO THE SURFACE LAYER OF EACH CELL AND A SECOND TERMINAL STRIP TO THE EXPOSED SUBSURFACE SEMI-CONDUCTOR MATERIAL OF EACH CELL.
References Cited (Backward Citations)
US2728809A
Cited
US3012920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |