US3081403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for scanning and analyzing material
Assignee: Individual
•
Filing: 1960-01-11
•
Granted: 1963-03-12
•
Expires: 1980-01-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas J Etzrodt
- 👤 Edwin S Cullinan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:50
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/59; G01N21/5907; G01N21/5911; B; B41; B41F; B41F33/00; B41F33/0036; G01N21/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
APPARTUS FOR DETERMINING THE PIGMENT DENSITY OF AN ARTICLE COMPRISING A LIGHT PROOF HOUSING HAVING A TOP WALL, VERTICAL END WALLS, SPACED UPRIGHT INTERIOR HORIZONTALLY ELONGATED WALLS EXTENDING BETWEEN SAID END WALLS AND TO SAID TOP WALL AND PROVIDING THE SIDE BOUNDARIES OF A HORIZONTALLY ELONGATED LIGHT TRANSFER PASSAGEWAY HAVING AN ELONGATED ARTICLE POSITIONING OPENING AT THE LOWER PART THEREOF, ELONGATED ILLUMINATING SOURCES MOUNTED IN THE LOWER PART OF SAID HOUSING EXTERIORLY OF EACH OF SAID
Claim 2
Dependent Claim
76 words
APPARTUS FOR DETERMINING THE PIGMENT DENSITY OF AN ARTICLE COMPRISING A LIGHT PROOF HOUSING HAVING A TOP WALL, VERTICAL END WALLS, SPACED UPRIGHT INTERIOR HORIZONTALLY ELONGATED WALLS EXTENDING BETWEEN SAID END WALLS AND TO SAID TOP WALL AND PROVIDING THE SIDE BOUNDARIES OF A HORIZONTALLY ELONGATED LIGHT TRANSFER PASSAGEWAY HAVING AN ELONGATED ARTICLE POSITIONING OPENING AT THE LOWER PART THEREOF, ELONGATED ILLUMINATING SOURCES MOUNTED IN THE LOWER PART OF SAID HOUSING EXTERIORLY OF EACH OF SAID
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |