Patent US3433677A successfully refreshed from Google Patents.
US3433677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible sheet thin-film photovoltaic generator
Assignee: Calspan Corp
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Filing: 1967-04-05
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Granted: 1969-03-18
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Expires: 1987-04-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:17
CPC Classifications
H; H10; H10W; H10W90/00; H10F; H10F19/00; H10F19/20; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y10; Y10S; Y10S148/00; Y10S148/049; Y10S148/063; Y10S148/065; Y10S148/085; Y10S148/12; Y10S148/15; Y10S148/153
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
101 words
A FLEXIBLE SHEET THIN-FILM PHOTOVOLTAIC GENERATOR, COMPRISING A SUBSTRATE ABOUT ONE-HALF MIL THICK HAVING AN INSULATIVE SURFACE, A PLURALITY OF P-TYEP AND N-TYPE SEMICONDUCTIVE ELEMENTS ALTERNATELLY ARRANGED ON SAID SURFACE IN ABUTTING RELATION TO PROVIDE P-N JUNCTIONS SEPARATED BY ONLY ONE OF SUCH ELEMENTS, THETHICKNESS OF SAID ELEMENTS FALLING IN THE RANGE FROM ABOUT ONE TO FIVE MICRONS, A FIRST ELECTRODE TERMINAL INCLUDING A PLURALITY OF CONDUCTIVE STRIPS ELECTRICALLY CONNECTING AND OVERLYING SAID P-TYPE ELEMENTS, AND A SECOND ELECTRODE TERMINAL INCLUDING A PLURALITY OF CONDUCTIVE STRIPS ELECTRICALLY CONNECTING AND OVERLYING SAID N-TYPE ELEMENTS, WHEREBY SAID P-N JUNCTIONS ARE CONNECTED IN PARALLEL.
Claim 2
Dependent Claim
101 words
A FLEXIBLE SHEET THIN-FILM PHOTOVOLTAIC GENERATOR, COMPRISING A SUBSTRATE ABOUT ONE-HALF MIL THICK HAVING AN INSULATIVE SURFACE, A PLURALITY OF P-TYEP AND N-TYPE SEMICONDUCTIVE ELEMENTS ALTERNATELLY ARRANGED ON SAID SURFACE IN ABUTTING RELATION TO PROVIDE P-N JUNCTIONS SEPARATED BY ONLY ONE OF SUCH ELEMENTS, THETHICKNESS OF SAID ELEMENTS FALLING IN THE RANGE FROM ABOUT ONE TO FIVE MICRONS, A FIRST ELECTRODE TERMINAL INCLUDING A PLURALITY OF CONDUCTIVE STRIPS ELECTRICALLY CONNECTING AND OVERLYING SAID P-TYPE ELEMENTS, AND A SECOND ELECTRODE TERMINAL INCLUDING A PLURALITY OF CONDUCTIVE STRIPS ELECTRICALLY CONNECTING AND OVERLYING SAID N-TYPE ELEMENTS, WHEREBY SAID P-N JUNCTIONS ARE CONNECTED IN PARALLEL.
Claim 3
Dependent Claim
86 words
A FLEXIBLE SHEET THIN-FILM PHOTOVOLTAIC GENERATOR, COMPRISING A SUBSTRATE ABOUT ONE-HALF MIL THICK HAVING AN INSULATIVE SURFACE, A PLURALITY OF PAIRS OF ABUTTING P-TYPE AND N-TYPE SEMICONDUCTOR ELEMENTS ON SAID SURFACE TO PROVIDE A CORRESPONDING NUMBER OF A P-N JUNCTIONS, THE THICKNESS OF SAID ELEMENTS FAILLING IN THE RANGE FROM ABOUT ONE TO FIVE MICRONS, AND MEANS ELECTRICALLY CONNECTING SAID PAIRS IN SERIES AND COMPRISING OHMIC TERMINATIONS INCLUDING A PLURALITYH OF CONDUCTIVE STRIPS INTERPOSED BETWEEN AND DIRECTLY CONTACTING THE P-TYPE AND N-TYPE ELEMENTS OF ADJACENT PAIRS.
Claim 4
Dependent Claim
86 words
A FLEXIBLE SHEET THIN-FILM PHOTOVOLTAIC GENERATOR, COMPRISING A SUBSTRATE ABOUT ONE-HALF MIL THICK HAVING AN INSULATIVE SURFACE, A PLURALITY OF PAIRS OF ABUTTING P-TYPE AND N-TYPE SEMICONDUCTOR ELEMENTS ON SAID SURFACE TO PROVIDE A CORRESPONDING NUMBER OF A P-N JUNCTIONS, THE THICKNESS OF SAID ELEMENTS FAILLING IN THE RANGE FROM ABOUT ONE TO FIVE MICRONS, AND MEANS ELECTRICALLY CONNECTING SAID PAIRS IN SERIES AND COMPRISING OHMIC TERMINATIONS INCLUDING A PLURALITYH OF CONDUCTIVE STRIPS INTERPOSED BETWEEN AND DIRECTLY CONTACTING THE P-TYPE AND N-TYPE ELEMENTS OF ADJACENT PAIRS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |