Patent US3026163A successfully refreshed from Google Patents.
US3026163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for assembling photo tubes
Assignee: TDK Micronas GmbH
•
Filing: 1959-06-25
•
Granted: 1962-03-20
•
Expires: 1979-06-25
Abstract
No abstract record available.
Inventors
- 👤 Cyril L Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:21
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/02; H01J9/12; H01J9/24; H01J9/244
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1651386A
Cited
US2162209A
Cited
US2561404A
Cited
US2721108A
Cited
US2837396A
Cited
US2807517A
Cited
US2874523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |