Patent US3350989A successfully refreshed from Google Patents.
US3350989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera
Assignee: Value Engineering Co
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Filing: 1965-05-13
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Granted: 1967-11-07
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Expires: 1985-05-13
Abstract
No abstract record available.
Inventors
- 👤 Jr John B Toomey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:41
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02; G03B15/03; G03B15/04; G03B15/0405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
IN A PHOTOGRAPHIC FLASH CAMERA, A HOUSING HAVING A SHUTTER MECHANISM THEREIN, A SHUTTER SWITCH RESPONSIVE TO THE OPERATION OF SAID SHUTTER MECHANISM TO BE ACTUATED IN SYNCHRONISM THEREWITH, A FLASH BULB SOCKET CARRIED BY SAID HOUSING, A FLASH BULB HAVING A SELF-CONTAINED SOURCE OF ELECTRICAL ENERGY THERIN RECEIVED WITHIN SAID SOCKET, MEANS WITHIN SAID HOUSING FOR RETAINING A SOURCE OF POTENTIAL AND HAVING TERMINAL MEANS ELECTRICALLY ENGAGEABLE WITH THE ELECTRODES OF THE POTENTIAL SOURCE, ELECTRICAL CIRCUIT MEANS CONNECTING SAID SHUTTER SWITCH, SAID TERMINAL MEANS AND SAID SOCKET, AND REMOVABLE MEANS POSITIONED BETWEEN SAID TERMINAL MEANS TO PROVIDE AN ELECTRICAL CONNECTION THEREBETWEEN WITHOUT A SOURCE OF POTENTIAL IN SAID RETAINING MEANS WHEREBY THE CLOSING OF SAID SHUTTER SWITCH IN RESPONSE TO SAID SHUTTER MECHANISM WILL CLOSE THE ELECTRICAL CIRCUIT AND CAUSE THE IGNITION OF SAID FLASH BULB.
Claim 2
Dependent Claim
137 words
IN A PHOTOGRAPHIC FLASH CAMERA, A HOUSING HAVING A SHUTTER MECHANISM THEREIN, A SHUTTER SWITCH RESPONSIVE TO THE OPERATION OF SAID SHUTTER MECHANISM TO BE ACTUATED IN SYNCHRONISM THEREWITH, A FLASH BULB SOCKET CARRIED BY SAID HOUSING, A FLASH BULB HAVING A SELF-CONTAINED SOURCE OF ELECTRICAL ENERGY THERIN RECEIVED WITHIN SAID SOCKET, MEANS WITHIN SAID HOUSING FOR RETAINING A SOURCE OF POTENTIAL AND HAVING TERMINAL MEANS ELECTRICALLY ENGAGEABLE WITH THE ELECTRODES OF THE POTENTIAL SOURCE, ELECTRICAL CIRCUIT MEANS CONNECTING SAID SHUTTER SWITCH, SAID TERMINAL MEANS AND SAID SOCKET, AND REMOVABLE MEANS POSITIONED BETWEEN SAID TERMINAL MEANS TO PROVIDE AN ELECTRICAL CONNECTION THEREBETWEEN WITHOUT A SOURCE OF POTENTIAL IN SAID RETAINING MEANS WHEREBY THE CLOSING OF SAID SHUTTER SWITCH IN RESPONSE TO SAID SHUTTER MECHANISM WILL CLOSE THE ELECTRICAL CIRCUIT AND CAUSE THE IGNITION OF SAID FLASH BULB.
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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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |