US2809133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric registry of strip filters
Assignee: RCA Corp
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Filing: 1955-03-25
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Granted: 1957-10-08
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Expires: 1975-03-25
Abstract
No abstract record available.
Inventors
- 👤 Ulmer E Conover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:28
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
THE METHOD OF MANUFACTURING A TARGET OF THE TYPE INCLUDING A PLURALITY OF COLOR FILTER STRIPS EACH HAVING A DIFFERENT SEMI-TRANSPARENT CONDUCTOR THEREON, SAID METHOD COMPRISING DEPOSITING ONE OF SAID COLOR FILTER STRIPS THROUGH A WIRE GRILL ONTO A SUPPORT PLATE, DETERMINING THE CENTER OF SAID ONE COLOR FILTER STRIP BY DETERMING A POINT OF MINIMUM LIGHT TRANSMISSION THROUGH SAID FILTER, MOVING THE GRILL WITH RESPECT TO SAID SUPPORT PLATE A PREDETERMINED AMOUNT AND DEPOSITING THE SECOND OF SAID COLOR FILTER, DETERMINING CENTER OF THE SPACE BETWEEN SAID FIRST AND SAID SECOND DEPOSITED COLOR FILTERS BY DETERMINING THE MAXIMUM LIGHT TRANSMISSION POINT THEREBETWEEN, AND DEPOSITING A THIRD COLOR FILTER STRIP ONTO THE CENTER OF SAID SPACE.
Claim 2
Independent Claim
116 words
THE METHOD OF MANUFACTURING A TARGET OF THE TYPE INCLUDING A PLURALITY OF COLOR FILTER STRIPS EACH HAVING A DIFFERENT SEMI-TRANSPARENT CONDUCTOR THEREON, SAID METHOD COMPRISING DEPOSITING ONE OF SAID COLOR FILTER STRIPS THROUGH A WIRE GRILL ONTO A SUPPORT PLATE, DETERMINING THE CENTER OF SAID ONE COLOR FILTER STRIP BY DETERMING A POINT OF MINIMUM LIGHT TRANSMISSION THROUGH SAID FILTER, MOVING THE GRILL WITH RESPECT TO SAID SUPPORT PLATE A PREDETERMINED AMOUNT AND DEPOSITING THE SECOND OF SAID COLOR FILTER, DETERMINING CENTER OF THE SPACE BETWEEN SAID FIRST AND SAID SECOND DEPOSITED COLOR FILTERS BY DETERMINING THE MAXIMUM LIGHT TRANSMISSION POINT THEREBETWEEN, AND DEPOSITING A THIRD COLOR FILTER STRIP ONTO THE CENTER OF SAID SPACE.
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) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |