US2254933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record controlled machine
Assignee: International Business Machines Corp
•
Filing: 1938-06-17
•
Granted: 1941-09-02
•
Expires: 1958-06-17
Abstract
No abstract record available.
Inventors
- 👤 James W Bryce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:01
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/08; G06K7/082; Y; Y10; Y10S; Y10S29/00; Y10S29/028
Claims Analysis
Total Claims: 0
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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) | 1944-09-01 | 1945-03-03 | 1945-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-09-01 | 1949-03-03 | 1949-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-09-01 | 1953-03-03 | 1953-09-02 | $7700.00 | Window Closed / Lapsed |