US2863139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed electronic scanner
Assignee: Individual
•
Filing: 1952-04-25
•
Granted: 1958-12-02
•
Expires: 1972-04-25
Abstract
No abstract record available.
Inventors
- 👤 Michelson Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:29
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2595045A
Cited
US2379093A
Cited
US2556614A
Cited
US2508538A
Cited
US2444950A
Cited
US2521353A
Cited
US2489253A
Cited
US2487778A
Cited
US2586151A
Cited
US2622153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |