Patent US3237322A successfully refreshed from Google Patents.
Patent US3308735A successfully refreshed from Google Patents.
US3308735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism for photographic equipment
Assignee: Compur Werk GmbH and Co
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Filing: 1964-07-22
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Granted: 1967-03-14
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Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Spiessl Ewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:47
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/02; G03B9/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A SETTING DEVICE FOR PHOTOGRAPHIC EQUIPMENT COMPRISING A HOUSING, DIAPHRAGM BLADES PIVOTALLY MOUNTED IN SAID HOUSING, A CONTROL RING OPERATIVELY CONNECTED TO SAID DIAPHRAGM BLADES WHEREBY ROTATION OF THE CONTROL RING POSITIONS THE BLADES, A SETTER RING ROTATABLY MOUNTED ON SAID HOUSING, A CAM ON SAID SETTER RING, A TRANSMISSION MEMBER SLIDABLE IN SAID HOUSING, MEANS ON SAID TRANSMISSION MEMBER COOPERATING WITH SAID CONTROL RING WHEREBY
Claim 2
Dependent Claim
66 words
A SETTING DEVICE FOR PHOTOGRAPHIC EQUIPMENT COMPRISING A HOUSING, DIAPHRAGM BLADES PIVOTALLY MOUNTED IN SAID HOUSING, A CONTROL RING OPERATIVELY CONNECTED TO SAID DIAPHRAGM BLADES WHEREBY ROTATION OF THE CONTROL RING POSITIONS THE BLADES, A SETTER RING ROTATABLY MOUNTED ON SAID HOUSING, A CAM ON SAID SETTER RING, A TRANSMISSION MEMBER SLIDABLE IN SAID HOUSING, MEANS ON SAID TRANSMISSION MEMBER COOPERATING WITH SAID CONTROL RING WHEREBY
References Cited (Backward Citations)
US2572229A
Cited
US3148602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |