US3124048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camerawm auxiliary electrrr itm
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:09
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A PHOTOGRAPHIC CAMERA COMPRISING, IN COMBINATION, A SCENE ILLUMINATING ELECTRIC LIGHT SOURCE OPERATIVELY ASSOCIATED WITH SAID CAMERA; AN EXPOSURE METER INCLUDING AN INDICATOR MOVABLE RELATIVE TO A SCALE HAVING CONSECUTIVE FIRST AND SECOND RANGES, THE FIRST RANGE REPRESENTING VALUES OF AMBIENT LIGHT ADEQUATE WITHIN THE RANGE OF POSSIBLE TIME-EXPOSURE COMBINATIONS OF THE CAMERA, AND THE SECOND RANGE REPRESENTING VALUES OF AMBIENT LIGHT INADEQUATE WITHIN THE RANGE OF POSSIBLE TIME-EXPOSURE COMBINATIONS OF THE CAMERA; SAID INDICATOR BEING ELECTRICALLY CONDUCTIVE; AN ENERGIZING CIRCUIT FOR SAID SOURCE OPEN AT A NORMALLY OPEN SWITCH DEVICE; SAID SWITCH DEVICE INCLUDING SAID INDICATOR AND CONTACT MEANS EXTENDING ALONG SAID SECOND RANGE AND ENGAGED BY SAID INDICATOR, WHEN IN SAID SECOND RANGE, TO CLOSE SAID SWITCH DEVICE.
Claim 2
Dependent Claim
120 words
A PHOTOGRAPHIC CAMERA COMPRISING, IN COMBINATION, A SCENE ILLUMINATING ELECTRIC LIGHT SOURCE OPERATIVELY ASSOCIATED WITH SAID CAMERA; AN EXPOSURE METER INCLUDING AN INDICATOR MOVABLE RELATIVE TO A SCALE HAVING CONSECUTIVE FIRST AND SECOND RANGES, THE FIRST RANGE REPRESENTING VALUES OF AMBIENT LIGHT ADEQUATE WITHIN THE RANGE OF POSSIBLE TIME-EXPOSURE COMBINATIONS OF THE CAMERA, AND THE SECOND RANGE REPRESENTING VALUES OF AMBIENT LIGHT INADEQUATE WITHIN THE RANGE OF POSSIBLE TIME-EXPOSURE COMBINATIONS OF THE CAMERA; SAID INDICATOR BEING ELECTRICALLY CONDUCTIVE; AN ENERGIZING CIRCUIT FOR SAID SOURCE OPEN AT A NORMALLY OPEN SWITCH DEVICE; SAID SWITCH DEVICE INCLUDING SAID INDICATOR AND CONTACT MEANS EXTENDING ALONG SAID SECOND RANGE AND ENGAGED BY SAID INDICATOR, WHEN IN SAID SECOND RANGE, TO CLOSE SAID SWITCH DEVICE.
References Cited (Backward Citations)
US2297262A
Cited
US2978970A
Cited
US3043203A
Cited
US3041949A
Cited
US3044377A
Cited
US3023665A
Cited
US3003389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |