US3203308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microscope fabric comparison apparatus
Assignee: Individual
•
Filing: 1960-11-09
•
Granted: 1965-08-31
•
Expires: 1980-11-09
Abstract
No abstract record available.
Inventors
- 👤 Edward C Brigham
- 👤 Edwin F Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:04
CPC Classifications
G; G02; G02B; G02B21/00; G02B21/0004; G02B21/0016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A FABRIC COMPARISON AND IDENTIFICATION APPARATUS COMPRISING, LIGHT-COMFINING ENCLOSURE MEANS, COMPARISON VIEWING MEANS ADJUSTABLY MOUNTED WITHIN SAID ENCLOSURE MEANS AND EXTENDING UPWARDLY THEREFROM FOR ESTABLISHING SPACED FIELDS OF VISION WITHIN THE ENCLOSURE MEANS, REFERENCE FABRIC WHEEL MEANS ROTATABLY MOUNTED WITHIN SAID ENCLOSURE MEANS IN OPERATIVE RELATION TO SAID VIEWING MEANS FOR EXPOSING REFERENCE RABRIC TO ONE OF SAID FIELDS OF VISION, SAMPLE SLOT MEANS DISPOSED IN SAID ENCLOSURE MEANS FOR INSERTION OF A PORTION OF SAMPLE FABRIC INTO THE OTHER OF SAID FIELDS OF VISION OF THE VIEWING MEANS, INDICIA MEANS OPERATIVELY CONNECTED TO SAID WHEEL MEANS FOR IDENTIFYING THE SAMPLE FABRIC IN RESPONSE TO POSITIONING THE WHEEL MEANS TO A POSITION WHEREIN MATCHED FABRICS ARE SIMULTANEOUSLY PERCEIVED FROM THE SPACED FIELDS OF VISION THROUGH THE VIEWING MEANS, HORIZONTAL
Claim 2
Dependent Claim
129 words
A FABRIC COMPARISON AND IDENTIFICATION APPARATUS COMPRISING, LIGHT-COMFINING ENCLOSURE MEANS, COMPARISON VIEWING MEANS ADJUSTABLY MOUNTED WITHIN SAID ENCLOSURE MEANS AND EXTENDING UPWARDLY THEREFROM FOR ESTABLISHING SPACED FIELDS OF VISION WITHIN THE ENCLOSURE MEANS, REFERENCE FABRIC WHEEL MEANS ROTATABLY MOUNTED WITHIN SAID ENCLOSURE MEANS IN OPERATIVE RELATION TO SAID VIEWING MEANS FOR EXPOSING REFERENCE RABRIC TO ONE OF SAID FIELDS OF VISION, SAMPLE SLOT MEANS DISPOSED IN SAID ENCLOSURE MEANS FOR INSERTION OF A PORTION OF SAMPLE FABRIC INTO THE OTHER OF SAID FIELDS OF VISION OF THE VIEWING MEANS, INDICIA MEANS OPERATIVELY CONNECTED TO SAID WHEEL MEANS FOR IDENTIFYING THE SAMPLE FABRIC IN RESPONSE TO POSITIONING THE WHEEL MEANS TO A POSITION WHEREIN MATCHED FABRICS ARE SIMULTANEOUSLY PERCEIVED FROM THE SPACED FIELDS OF VISION THROUGH THE VIEWING MEANS, HORIZONTAL
References Cited (Backward Citations)
US1873149A
Cited
US1936712A
Cited
US2161594A
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US2363643A
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US2596376A
Cited
US2674152A
Cited
US2795167A
Cited
US2826114A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |