US2606971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and system for reducing noise in the transmission of electric signals
Assignee: MYRON T SMITH
•
Filing: 1946-01-19
•
Granted: 1952-08-12
•
Expires: 1966-01-19
Abstract
No abstract record available.
Inventors
- 👤 Hermon H Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:23
CPC Classifications
H; H03; H03G; H03G9/00; H03G9/02; H03G9/04; H03G9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1979035A
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US1993859A
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US2008702A
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US2008708A
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US2045300A
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US2112595A
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US2096760A
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US2256057A
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US2239042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-12 | 1956-02-11 | 1956-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-12 | 1960-02-11 | 1960-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-12 | 1964-02-11 | 1964-08-12 | $7700.00 | Window Closed / Lapsed |