Patent US3297902A successfully refreshed from Google Patents.
US3297902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron discharge device having a laminated and finely reticulated grid structure therein
Assignee: General Electric Co
•
Filing: 1965-12-22
•
Granted: 1967-01-10
•
Expires: 1985-12-22
Abstract
No abstract record available.
Inventors
- 👤 James E Beggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:50
CPC Classifications
H; H01; H01J; H01J19/00; H01J19/28; H01J19/38; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0015; H01J2893/0016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
AN ELECTRODE STRUCTURE FOR AN ELECTRON DISCHARGE DEVICE COMPRISING A PLURALITY OF FLAT THIN METAL LAMINATIONS EACH HAVING FINELY RETICULATED PATTERNS WITH AT LEAST SUBONS STANTIAL PORTIONS OF SAID PATTERNS VEING IDENTICAL PORSAID LAMINATIONS ARE BONDED TOGETHER WITH IDENTICAL PORTIONS IN SUBSTANTIAL REGISTRY, AT LEAST ONE LAMINATION FOR DISPOSITION NEXT TO A HEATED CATHODE IN SAID ELECTRON DISCHARGE DEVICE INCLUDING A MORE FINELY RETICULATED PATTERN THAN THE REST OF SAID LIMINATIONS AND WHICH IS SUPPORTED AND COOLED BY THE REST OF SAID LAMINATIONS.
Claim 2
Dependent Claim
83 words
AN ELECTRODE STRUCTURE FOR AN ELECTRON DISCHARGE DEVICE COMPRISING A PLURALITY OF FLAT THIN METAL LAMINATIONS EACH HAVING FINELY RETICULATED PATTERNS WITH AT LEAST SUBONS STANTIAL PORTIONS OF SAID PATTERNS VEING IDENTICAL PORSAID LAMINATIONS ARE BONDED TOGETHER WITH IDENTICAL PORTIONS IN SUBSTANTIAL REGISTRY, AT LEAST ONE LAMINATION FOR DISPOSITION NEXT TO A HEATED CATHODE IN SAID ELECTRON DISCHARGE DEVICE INCLUDING A MORE FINELY RETICULATED PATTERN THAN THE REST OF SAID LIMINATIONS AND WHICH IS SUPPORTED AND COOLED BY THE REST OF SAID LAMINATIONS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |