US3067937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control element for computing devices
Assignee: International Business Machines Corp
•
Filing: 1959-06-08
•
Granted: 1962-12-11
•
Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Donald J Hinkein
- 👤 Warren W Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:14
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; H; H03; H03K; H03K19/00; H03K19/02; H03K19/08; H03K19/082; H03K3/00; H03K3/02; H03K3/26; H03K3/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2914248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |