US3097581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light meter assembly
Assignee: Agfa Gevaert NV
•
Filing: 1960-03-15
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Granted: 1963-07-16
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Expires: 1980-03-15
Abstract
No abstract record available.
Inventors
- 👤 Kremp Rudolf
- 👤 Wagner Ferdinand
- 👤 Biedermann Friedrich
- 👤 Kubitzek Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:34
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A LIGHT METER ASSEMBLY ADAPTED TO BE USED WITH CAMERAS AND THE LIKE, COMPRISING, IN COMBINATION, ROTARY LIGHT MEASURING MEANS INCLUDING A ROTARY POINTER TURNABLE THROUGH A GIVEN RANGE; MEANS COOPERATING WITH SAID POINTER FOR RENDERING AT LEAST PART THEREOF VISIBLE THROUGH A FRACTION OF SAID RANGE OF MOVEMENT THEREOF, SAID MEANS FOR RENDERING SAID POINTER VISIBLE INCLUDING A STATIONARY INDEX WITH WHICH SAID POINTER IS ALIGNED DURING USE OF THE LIGHT METER ASSEMBLY, AND INDICATOR MEANS MOVED BY SAID LIGHT MEASURING MEANS FOR INDICATING WHEN SAID POINTER IS IN THE REGION OF AT LEAST ONE END OF SAID RANGE.
Claim 2
Dependent Claim
100 words
A LIGHT METER ASSEMBLY ADAPTED TO BE USED WITH CAMERAS AND THE LIKE, COMPRISING, IN COMBINATION, ROTARY LIGHT MEASURING MEANS INCLUDING A ROTARY POINTER TURNABLE THROUGH A GIVEN RANGE; MEANS COOPERATING WITH SAID POINTER FOR RENDERING AT LEAST PART THEREOF VISIBLE THROUGH A FRACTION OF SAID RANGE OF MOVEMENT THEREOF, SAID MEANS FOR RENDERING SAID POINTER VISIBLE INCLUDING A STATIONARY INDEX WITH WHICH SAID POINTER IS ALIGNED DURING USE OF THE LIGHT METER ASSEMBLY, AND INDICATOR MEANS MOVED BY SAID LIGHT MEASURING MEANS FOR INDICATING WHEN SAID POINTER IS IN THE REGION OF AT LEAST ONE END OF SAID RANGE.
References Cited (Backward Citations)
US2058532A
Cited
US2222292A
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US2250898A
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US2242043A
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US2305294A
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US2887026A
Cited
US2920542A
Cited
US2932242A
Cited
US2928323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |