US3248050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color filter read-out device
Assignee: Individual
•
Filing: 1965-01-22
•
Granted: 1966-04-26
•
Expires: 1985-01-22
Abstract
No abstract record available.
Inventors
- 👤 Hubert O Dickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:05
CPC Classifications
G; G06; G06C; G06C3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A DATA READING DEVICE COMPRISING, A BASE MEMBER HAVING INTERSECTING EDGES, FIST INDICIA MEANS MOUNTED ON SAID BASE MEMBER FORMING A PLURALITY OF SPACED AREAS THEREON OF A FIRST COLOR, SECOND INDICIA MEANS MOUNTED ON SAID BASE MEMBER FORMING SPACED AREAS THEREON OF A SECOND COLOR OVERLAPPING SAID RESPECTIVE AREAS OF THE FIRST COLOR, INDEX MEANS MOUNTED ALONG SAID INTERSECTING EDGES ON THE BASE MEMBER OF SIMULTANEOUSLY LOCATING SAID SPACED AREAS OF THE FIRST AND SECOND INDICIA MEANS, A SLIDE MEMBER MOVABLY MOUNTED ON THE CASE MEMBER AND HAVING AT LEAST TWO WINDOWS, INDICATOR MEANS MOUNTED ON THE SLIDE MEMBER AND COOPERATING WITH THE INDEX MEANS FOR POSITIONING THE SLIDE MEMBER WITH SAID SPACED AREAS OF THE INDICIA MEANS RESPECTIVELY EXPOSED THROUGH THE WINDOW AND OPTICAL MEANS FOR PREVENTING TRANSMISSION OF LIGHT OF SAID FIRST COLOR THROUGH ONE OF THE WINDOWS, AND SAID SECOND COLOR THROUGH THE OTHER OF THE WINDOWS.
Claim 2
Dependent Claim
151 words
A DATA READING DEVICE COMPRISING, A BASE MEMBER HAVING INTERSECTING EDGES, FIST INDICIA MEANS MOUNTED ON SAID BASE MEMBER FORMING A PLURALITY OF SPACED AREAS THEREON OF A FIRST COLOR, SECOND INDICIA MEANS MOUNTED ON SAID BASE MEMBER FORMING SPACED AREAS THEREON OF A SECOND COLOR OVERLAPPING SAID RESPECTIVE AREAS OF THE FIRST COLOR, INDEX MEANS MOUNTED ALONG SAID INTERSECTING EDGES ON THE BASE MEMBER OF SIMULTANEOUSLY LOCATING SAID SPACED AREAS OF THE FIRST AND SECOND INDICIA MEANS, A SLIDE MEMBER MOVABLY MOUNTED ON THE CASE MEMBER AND HAVING AT LEAST TWO WINDOWS, INDICATOR MEANS MOUNTED ON THE SLIDE MEMBER AND COOPERATING WITH THE INDEX MEANS FOR POSITIONING THE SLIDE MEMBER WITH SAID SPACED AREAS OF THE INDICIA MEANS RESPECTIVELY EXPOSED THROUGH THE WINDOW AND OPTICAL MEANS FOR PREVENTING TRANSMISSION OF LIGHT OF SAID FIRST COLOR THROUGH ONE OF THE WINDOWS, AND SAID SECOND COLOR THROUGH THE OTHER OF THE WINDOWS.
References Cited (Backward Citations)
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US3125290A
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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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |