US2709767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric discharge device
Assignee: Hanovia Chemical and Manufacturing Co
•
Filing: 1951-01-20
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Granted: 1955-05-31
•
Expires: 1971-01-20
Abstract
No abstract record available.
Inventors
- 👤 Germer Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:00
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/02; H01J61/04; H01J61/06; H01J61/067; H01J61/0672
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
AN ELECTRIC DISCHARGE DEVICE HAVING AN ENVELOPE OF VITREOUS MATERIAL AND CONTAINING A RARE GAS FILLING, THREE LEAD-IN CONDUCTORS VACUUM TIGHTLY SEALED IN SAID ENVELOPE AND PASSING THROUGH SAID ENVELOPE, TWO ELECTRODES, SAID ELECTRODES BRIDGING THE INNER ENDS OF EACH OF SAID CONDUCTORS, THE OUTER END OF TWO OF SAID CONDUCTORS BEING CONNECTED TO A FIRST PROJECTION SUPPORTED ON AND OUTSIDE OF SAID ENVELOPE, THE OUTER END OF THE THIRD CONDUCTOR BEING CONNECTED TO A SECOND PROJECTION SUPPORTED ON THE OUTSIDE OF SAID ENVELOPE, SAID PROJECTIONS BEING ADAPTED FOR CONNECTION INTO AN ELECTRIC CIRCUIT FOR ENERGIZING SAID DEVICE, SAID FIRST PROJECTION INCLUDING AN ELECTRICALLY NONCONDUCTIVE MEMBER MAINTAINING THE OUTER ENDS OF SAID TWO CONDUCTORS OUT OF ELECTRICAL CONTACT WITH EACH OTHER AND A MOVABLE MEMBER EMBRACING THE OUTER ENDS OF SAID TWO CONDUCTORS, SAID MOVABLE MEMBER COMPRISING AN ELECTRICALLY CONDUCTIVE PORTION SELECTIVELY ENGAGEABLE WITH EITHER OF SAID TWO CONDUCTORS.
Claim 2
Dependent Claim
149 words
AN ELECTRIC DISCHARGE DEVICE HAVING AN ENVELOPE OF VITREOUS MATERIAL AND CONTAINING A RARE GAS FILLING, THREE LEAD-IN CONDUCTORS VACUUM TIGHTLY SEALED IN SAID ENVELOPE AND PASSING THROUGH SAID ENVELOPE, TWO ELECTRODES, SAID ELECTRODES BRIDGING THE INNER ENDS OF EACH OF SAID CONDUCTORS, THE OUTER END OF TWO OF SAID CONDUCTORS BEING CONNECTED TO A FIRST PROJECTION SUPPORTED ON AND OUTSIDE OF SAID ENVELOPE, THE OUTER END OF THE THIRD CONDUCTOR BEING CONNECTED TO A SECOND PROJECTION SUPPORTED ON THE OUTSIDE OF SAID ENVELOPE, SAID PROJECTIONS BEING ADAPTED FOR CONNECTION INTO AN ELECTRIC CIRCUIT FOR ENERGIZING SAID DEVICE, SAID FIRST PROJECTION INCLUDING AN ELECTRICALLY NONCONDUCTIVE MEMBER MAINTAINING THE OUTER ENDS OF SAID TWO CONDUCTORS OUT OF ELECTRICAL CONTACT WITH EACH OTHER AND A MOVABLE MEMBER EMBRACING THE OUTER ENDS OF SAID TWO CONDUCTORS, SAID MOVABLE MEMBER COMPRISING AN ELECTRICALLY CONDUCTIVE PORTION SELECTIVELY ENGAGEABLE WITH EITHER OF SAID TWO CONDUCTORS.
References Cited (Backward Citations)
US1436807A
Cited
US1551463A
Cited
US678320A
Cited
GB211940A
Cited
US2099305A
Cited
US1841680A
Cited
US2411679A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |