US2527562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for recording oscilloscopic signal traces
Assignee: Individual
•
Filing: 1945-08-02
•
Granted: 1950-10-31
•
Expires: 1965-08-02
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Mccormick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:06
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/204
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2123151A
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US957257A
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GB191328601A
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US1864363A
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US1977453A
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US2153140A
Cited
US2186268A
Cited
US2241432A
Cited
US2307505A
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US2394435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |