US3526756A
Expired / Lapsed
US
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Parametric correlation apparatus
Assignee: Boeing North American Inc
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Filing: 1969-01-31
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Granted: 1970-09-01
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Expires: 1989-01-31
Abstract
No abstract record available.
Inventors
- 👤 Stanley A White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:41
CPC Classifications
G; G06; G06F; G06F17/00; G06F17/10; G06F17/11; G06F17/12; G05; G05B; G05B23/00; G05B23/02; G06G; G06G7/00; G06G7/48; G06G7/62; G06G7/623; G06G7/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |