US2939116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape code translator
Assignee: International Business Machines Corp
•
Filing: 1956-04-02
•
Granted: 1960-05-31
•
Expires: 1976-04-02
Abstract
No abstract record available.
Inventors
- 👤 William E Burns
- 👤 Edward H Nutter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:54
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/0703; G06F11/0751; G06F11/16; G06F11/1608; G06F11/1612; G06K; G06K13/00; G06K13/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2518405A
Cited
US2641641A
Cited
US2549071A
Cited
US2672507A
Cited
US2628346A
Cited
US2657261A
Cited
GB737149A
Cited
US2793344A
Cited
US2702380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |