US2929571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillograph film holder
Assignee: General Electric Co
•
Filing: 1954-05-28
•
Granted: 1960-03-22
•
Expires: 1974-05-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank Baranowski
- 👤 Joseph L Paine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:44
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/204; G03; G03B; G03B17/00; G03B17/28; G03B17/30; Y; Y10; Y10S; Y10S242/00; Y10S242/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2184744A
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US2043914A
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US2179334A
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US2231279A
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US2409597A
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US2394369A
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US2482428A
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US2656127A
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US2610806A
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US2601961A
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US2746691A
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US2671710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |