Patent US3465130A successfully refreshed from Google Patents.
US3465130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reliability check circuit for optical reader
Assignee: RCA Corp
•
Filing: 1965-08-30
•
Granted: 1969-09-02
•
Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 John P Beltz
- 👤 Donald E Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:07
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/01; G06K7/016
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3184581A
Cited
US3067934A
Cited
US3238357A
Cited
US3173000A
Cited
US3341691A
Cited
US3351744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |