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US3548323A
Expired / Lapsed
US
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Non-linear mathematical signal conditioning system
Assignee: Gordon Engineering Co
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Filing: 1967-09-07
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Granted: 1970-12-15
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Expires: 1987-09-07
Abstract
No abstract record available.
Inventors
- 👤 Bernard M Gordon
- 👤 Leopold Neumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:24
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/62; H04B1/64; G; G06; G06G; G06G7/00; G06G7/12; G06G7/24; G06G7/25; H03; H03G; H03G9/00; H03G9/02; H03G9/025
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) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |