Patent US4313878A successfully refreshed from Google Patents.
Patent US3496528A successfully refreshed from Google Patents.
US3496528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Error detection and correction
Assignee: Texas Instruments Inc
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Filing: 1966-12-23
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Granted: 1970-02-17
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Expires: 1986-12-23
Abstract
No abstract record available.
Inventors
- 👤 James Robert Brey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:34
CPC Classifications
H; H03; H03H; H03H17/00; H03H17/02; G; G01; G01V; G01V1/00; G01V1/28; G01V1/36; G01V1/364; G06; G06G; G06G7/00; G06G7/12; G06G7/14
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) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |