US3148307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash lamp
Assignee: Revvity Inc
•
Filing: 1961-05-18
•
Granted: 1964-09-08
•
Expires: 1981-05-18
Abstract
No abstract record available.
Inventors
- 👤 Harold E Edgerton
- 👤 Tredwell John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:31
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/30; H05B41/32; H01; H01J; H01J61/00; H01J61/84; H01J61/90; H01T; H01T1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A FLASH LAMP COMPRISING: AN ELONGATED, HOLLOW INSULATING MEMBER HAVING A SIDE WALL; A PAIR OF SPACED PRINCIPAL ELECTRODES DISPOSED IN AIR ADJACENT THE OUTER SURFACE OF THE SIDE WALL OF THE INSULATING MEMBER FORMING A DISCHARGE PATH THEREBETWEEN IN CLOSE PROXIMITY TO THE SIDE WALL OF THE MEMBER; AN ELONGATED TRIGGER ELECTRODE DISPOSED WITHIN THE INSULATING MEMBER SUBSTANTIALLY PARALLEL TO SAID DISCHARGE PATH BUT SEPARATED THEREFROM BY THE SIDE WALL OF THE INSULATING MEMBER; MEANS FOR MAINTAINING SAID PRINCIPAL ELECTRODES AND SAID TRIGGER ELECTRODE IN POSITION;
Claim 2
Dependent Claim
87 words
A FLASH LAMP COMPRISING: AN ELONGATED, HOLLOW INSULATING MEMBER HAVING A SIDE WALL; A PAIR OF SPACED PRINCIPAL ELECTRODES DISPOSED IN AIR ADJACENT THE OUTER SURFACE OF THE SIDE WALL OF THE INSULATING MEMBER FORMING A DISCHARGE PATH THEREBETWEEN IN CLOSE PROXIMITY TO THE SIDE WALL OF THE MEMBER; AN ELONGATED TRIGGER ELECTRODE DISPOSED WITHIN THE INSULATING MEMBER SUBSTANTIALLY PARALLEL TO SAID DISCHARGE PATH BUT SEPARATED THEREFROM BY THE SIDE WALL OF THE INSULATING MEMBER; MEANS FOR MAINTAINING SAID PRINCIPAL ELECTRODES AND SAID TRIGGER ELECTRODE IN POSITION;
References Cited (Backward Citations)
US2716198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |