US3121379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera
Assignee: Bell and Howell Co
•
Filing: 1959-10-12
•
Granted: 1964-02-18
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Expires: 1979-10-12
Abstract
No abstract record available.
Inventors
- 👤 Clark C Macomber
- 👤 Arthur C Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:50
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/081; G03B7/085; G03B7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A CAMERA, A CAMERA HOUSING HAVING A FRONT WALL PROVIDED WITH A LENS OPENING AND ALSO HAVING A FIRST GUIDE SLOT ADJACENT TO THE LENS OPENING AND A SECOND GUIDE SLOT PARALLEL TO THE FIRST GUIDE SLOT AND LOCATED AT THE SIDE OF THE FIRST GUIDE SLOT MORE REMOTE FROM THE LENS OPENING, AN OBJECTIVE, A FOCUSING LENS MOUNT MOUNTED ROTATABLY IN THE LENS OPENING FOR FOCUSING THE OBJECTIVE, A PINION ROTATABLE WITH THE LENS MOUNT, A FOCUS INDICATOR MEMBER PROJECTING THROUGH THE FIRST GUIDE SLOT AND SLIDABLE ALONG THE FIRST GUIDE SLOT, A RACK FIXED TO THE INDICATOR MEMBER AND MESHING WITH THE PINION, A SLIDE POSITIONED IN THE SECOND GUIDE SLOT AND SLIDABLE THEREALONG, MEANS ON THE
Claim 2
Dependent Claim
120 words
IN A CAMERA, A CAMERA HOUSING HAVING A FRONT WALL PROVIDED WITH A LENS OPENING AND ALSO HAVING A FIRST GUIDE SLOT ADJACENT TO THE LENS OPENING AND A SECOND GUIDE SLOT PARALLEL TO THE FIRST GUIDE SLOT AND LOCATED AT THE SIDE OF THE FIRST GUIDE SLOT MORE REMOTE FROM THE LENS OPENING, AN OBJECTIVE, A FOCUSING LENS MOUNT MOUNTED ROTATABLY IN THE LENS OPENING FOR FOCUSING THE OBJECTIVE, A PINION ROTATABLE WITH THE LENS MOUNT, A FOCUS INDICATOR MEMBER PROJECTING THROUGH THE FIRST GUIDE SLOT AND SLIDABLE ALONG THE FIRST GUIDE SLOT, A RACK FIXED TO THE INDICATOR MEMBER AND MESHING WITH THE PINION, A SLIDE POSITIONED IN THE SECOND GUIDE SLOT AND SLIDABLE THEREALONG, MEANS ON THE
References Cited (Backward Citations)
US2163737A
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US2369199A
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US2549230A
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FR1083260A
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US2965011A
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US2841064A
Cited
US3018710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |