Patent EP0268924A1 successfully refreshed from Google Patents.
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Patent US3257610A successfully refreshed from Google Patents.
US3257610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable flashlight having circuit testing means and a rotating telescoping head portion with cut-out for exposing a test contact
Assignee: Individual
•
Filing: 1964-08-27
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Granted: 1966-06-21
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Raymond O Fariss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:44
CPC Classifications
F; F21; F21V; F21V33/00; F21V33/008; F21V33/0084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A FLASHLIGHT COMPRISING: A CASING INCORPORATING BATTERY MEANS; A HEAD STRUCTURE TELESCOPED OVER AND COUPLED TO THE UPPER END OF SAID CASING AND INCORPORATING A LIGHT BULB; AN EXPOSED FIRST CONDUCTING CONTACT SURFACE ON SAID CASING; A SECOND CONTACT SURFACE ON THE UPPER PORTION OF SAID CASING BENEATH THE PORTION OF SAID HEAD STRUCTURE TELESCOPED THEREOVER, SAID HEAD STRUCTURE INCLUDING A CUTOUT IN ITS TELESCOPING PORTION SUCH THAT ROTATION THEREOF EXPOSES SAID SECOND CONTACT THROUGH SAID CUT-OUT; AND CONNECTING MEANS FOR CONNECTING SAID FIRST AND SECOND CONTACTS WITH SAID BATTERY MEANS AND LIGHT BULBS SO THAT SHORTCIRCUITING OF SAID FIRST AND SECOND CONTACTS LIGHTS SAID LIGHT BULB WHEREBY FUSES AND THE LIKE MAY BE TESTED BY BRIDGING THE SAME ACROSS SAID FIRST AND SECOND CONTACTS.
Claim 2
Dependent Claim
125 words
A FLASHLIGHT COMPRISING: A CASING INCORPORATING BATTERY MEANS; A HEAD STRUCTURE TELESCOPED OVER AND COUPLED TO THE UPPER END OF SAID CASING AND INCORPORATING A LIGHT BULB; AN EXPOSED FIRST CONDUCTING CONTACT SURFACE ON SAID CASING; A SECOND CONTACT SURFACE ON THE UPPER PORTION OF SAID CASING BENEATH THE PORTION OF SAID HEAD STRUCTURE TELESCOPED THEREOVER, SAID HEAD STRUCTURE INCLUDING A CUTOUT IN ITS TELESCOPING PORTION SUCH THAT ROTATION THEREOF EXPOSES SAID SECOND CONTACT THROUGH SAID CUT-OUT; AND CONNECTING MEANS FOR CONNECTING SAID FIRST AND SECOND CONTACTS WITH SAID BATTERY MEANS AND LIGHT BULBS SO THAT SHORTCIRCUITING OF SAID FIRST AND SECOND CONTACTS LIGHTS SAID LIGHT BULB WHEREBY FUSES AND THE LIKE MAY BE TESTED BY BRIDGING THE SAME ACROSS SAID FIRST AND SECOND CONTACTS.
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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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |