US3517174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of localizing a fault in a system including at least two parallelly working computers
Assignee: Telefonaktiebolaget LM Ericsson AB
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Filing: 1966-11-02
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Granted: 1970-06-23
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Expires: 1986-11-02
Abstract
No abstract record available.
Inventors
- 👤 Bengt Erik Ossfeldt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:41
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/54; H04Q3/545; H04Q3/54541; H04Q3/54558; G; G01; G01R; G01R31/00; G01R31/28; G01R31/317; G01R31/3181; G01R31/3185; G01R31/318505; G06; G06F; G06F11/00; G06F11/07; G06F11/16; G06F11/1629; G06F11/1641; G06F11/165; G06F15/00; G06F15/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |