US3139792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distance determining and field framing device
Assignee: Eastman Kodak Co
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Filing: 1961-03-14
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Granted: 1964-07-07
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Expires: 1981-03-14
Abstract
No abstract record available.
Inventors
- 👤 Stephen J Wenthe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:08
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/62; G03B27/6207; G03B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
DOCUMENT COPYING APPARATUS COMPRISING: EASEL MEANS FOR SUPPORTING A DOCUMENT IN AN APPROXIMATELY HORIZONTAL POSITION, THE TERMS HORIZONTAL AND VERTICAL BEING USED HEREIN RELATIVE TO EACH OTHER AND NOT NECESSARILY DEFINING ORIENTATION RELATIVE TO THE EARTH, A FIXED FOCUS CAMERA FOCUSED ON A PLANE AT A FIXED DISTANCE FROM THE CAMERA, RIGID MEANS FOR SUPPORTING SAID CAMERA VERTICALLY ABOVE AND FACING SAID EASEL TO RECEIVE LIGHT FROM A DOCUMENT THEREON, MEANS FOR COUPLING SAID EASEL MEANS AND SAID RIGID MEANS AND FOR VERTICALLY ADJUSTING THEM RELATIVE TO EACH OTHER,
Claim 2
Dependent Claim
89 words
DOCUMENT COPYING APPARATUS COMPRISING: EASEL MEANS FOR SUPPORTING A DOCUMENT IN AN APPROXIMATELY HORIZONTAL POSITION, THE TERMS HORIZONTAL AND VERTICAL BEING USED HEREIN RELATIVE TO EACH OTHER AND NOT NECESSARILY DEFINING ORIENTATION RELATIVE TO THE EARTH, A FIXED FOCUS CAMERA FOCUSED ON A PLANE AT A FIXED DISTANCE FROM THE CAMERA, RIGID MEANS FOR SUPPORTING SAID CAMERA VERTICALLY ABOVE AND FACING SAID EASEL TO RECEIVE LIGHT FROM A DOCUMENT THEREON, MEANS FOR COUPLING SAID EASEL MEANS AND SAID RIGID MEANS AND FOR VERTICALLY ADJUSTING THEM RELATIVE TO EACH OTHER,
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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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |