Patent US2808203A successfully refreshed from Google Patents.
US2808203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary shift register
Assignee: General Electric Co
•
Filing: 1952-02-28
•
Granted: 1957-10-01
•
Expires: 1972-02-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Bernard H Geyer
- 👤 Curtis D Cockburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:08
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/20; G11C19/202
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2503765A
Cited
US2568932A
Cited
US2557729A
Cited
US2622193A
Cited
US2580771A
Cited
US2644887A
Cited
US2712065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |