US3142586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of photosensitive elements
Assignee: Clairex Corp
•
Filing: 1961-12-11
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Granted: 1964-07-28
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 Colman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:31
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/043; G03G5/0433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF FORMING PHOTOSENSITIVE ELEMENTS FROM HOST PHOTOCONDUCTIVE MATERIALS, SAID ELEMENTS HAVING PREDETERMINED PEAK RESPONSE WAVE LENGTH AND BANDWIDTH WHICH ARE DIFFERENT FROM THE PEAK RESPONSE WAVE LENGTH AND BANDWIDTH OF THE HOST PHOTOCONDUCTIVE MATERIALS, WHICH COMPRISES: DEPOSITING A FIRST STRATUM OF A HOST PHOTOCONDUCTIVE MATERIAL ON A SUPPORT, HEATING THE DEPOSITED STRATUM IN THE PRESENCE OF HALOGEN AND COOLING THE STRATUM TO AMBIENT TEMPERATURE; REPEATING THE PROCEDURE TO IMPOSE AT LEAST ONE ADDITIONAL STRATUM OF HOST POLYCRYSTALLINE MATERIAL ON THE FIRST STRATUM, AND CONTACTING THE DEPOSITED PHOTOCONDUCTIVE MATERIAL WITH VAPORS OF A SUBSTANCE OTHER THAN THE ANION OF THE HOST PHOTOCONDUCTIVE MATERIAL, SAID SUBSTANCE BEING SELECTED FROM THE GROUP CONSISTING OF SELENIUM, TELLURIUM, SULFUR AND MIXTURES THEREOF.
Claim 2
Independent Claim
119 words
A METHOD OF FORMING PHOTOSENSITIVE ELEMENTS FROM HOST PHOTOCONDUCTIVE MATERIALS, SAID ELEMENTS HAVING PREDETERMINED PEAK RESPONSE WAVE LENGTH AND BANDWIDTH WHICH ARE DIFFERENT FROM THE PEAK RESPONSE WAVE LENGTH AND BANDWIDTH OF THE HOST PHOTOCONDUCTIVE MATERIALS, WHICH COMPRISES: DEPOSITING A FIRST STRATUM OF A HOST PHOTOCONDUCTIVE MATERIAL ON A SUPPORT, HEATING THE DEPOSITED STRATUM IN THE PRESENCE OF HALOGEN AND COOLING THE STRATUM TO AMBIENT TEMPERATURE; REPEATING THE PROCEDURE TO IMPOSE AT LEAST ONE ADDITIONAL STRATUM OF HOST POLYCRYSTALLINE MATERIAL ON THE FIRST STRATUM, AND CONTACTING THE DEPOSITED PHOTOCONDUCTIVE MATERIAL WITH VAPORS OF A SUBSTANCE OTHER THAN THE ANION OF THE HOST PHOTOCONDUCTIVE MATERIAL, SAID SUBSTANCE BEING SELECTED FROM THE GROUP CONSISTING OF SELENIUM, TELLURIUM, SULFUR AND MIXTURES THEREOF.
References Cited (Backward Citations)
DE919727C
Cited
US2879362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |