Patent US3037128A successfully refreshed from Google Patents.
US3037128A
Expired / Lapsed
US
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Passive element binary circuit gate
Assignee: International Business Machines Corp
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Filing: 1957-12-23
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Granted: 1962-05-29
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Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Slobodzinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:27
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/01; H03K3/012; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/286; H03K3/288; H03K3/2885
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2272070A
Cited
US2441963A
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US2491387A
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US2545924A
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US2778978A
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US2825805A
Cited
US2832051A
Cited
US2861200A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |