US3262004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flash device
Assignee: PEK LABS Inc
•
Filing: 1963-03-19
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Granted: 1966-07-19
•
Expires: 1983-03-19
Abstract
No abstract record available.
Inventors
- 👤 Charles H Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:11
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/09; H01S3/091; H01S3/0915; H01S3/092; H01J; H01J61/00; H01J61/70; H01J61/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A LOW PRESSURE DISCHARGE DEVICE COMPRISING: AN ELONGATED ENVELOPE HAVING AN ELONGATED CAVITY, SAID ENVELOPE BEING FORMED OF AND OUTER AND INNER TUBULAR MEMBER HAVING OPPOSITE ENDS SEALED TO ONE ANOTHER TO DEFINE AN ELONGATED SPACE THEREBETWEEN SUITABLE FOR PRESSURIZING, THE INNER BORE OF SAID INNER TUBULAR MEMBER DEFINING SAID ELONGATED CAVITY OPEN AT LEAST AT ONE END; A PAIR OF RING-SHAPED ELECTRODES DISPOSED IN SAID SPACE AND SUBSTANTIALLY SURROUNDING SAID INNER TUBULAR MEMBER AND SPACED FROM EACH OTHER A SELECTED DISTANCE DEFINING THE
Claim 2
Dependent Claim
84 words
A LOW PRESSURE DISCHARGE DEVICE COMPRISING: AN ELONGATED ENVELOPE HAVING AN ELONGATED CAVITY, SAID ENVELOPE BEING FORMED OF AND OUTER AND INNER TUBULAR MEMBER HAVING OPPOSITE ENDS SEALED TO ONE ANOTHER TO DEFINE AN ELONGATED SPACE THEREBETWEEN SUITABLE FOR PRESSURIZING, THE INNER BORE OF SAID INNER TUBULAR MEMBER DEFINING SAID ELONGATED CAVITY OPEN AT LEAST AT ONE END; A PAIR OF RING-SHAPED ELECTRODES DISPOSED IN SAID SPACE AND SUBSTANTIALLY SURROUNDING SAID INNER TUBULAR MEMBER AND SPACED FROM EACH OTHER A SELECTED DISTANCE DEFINING THE
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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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |