US2434731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Platinum sheet electrode
Assignee: Baker and Co Inc
•
Filing: 1943-11-16
•
Granted: 1948-01-20
•
Expires: 1963-11-16
Abstract
No abstract record available.
Inventors
- 👤 Eltz Alexander E Zu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:09
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/60; C25B9/65; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49924; Y10T29/49925; Y10T29/49927; Y10T29/49929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE132588C
Cited
US578070A
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US1002462A
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US1077894A
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US1179872A
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US1760046A
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US1863362A
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US1977499A
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US2041004A
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US2012536A
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US2011885A
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US2068564A
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US2125037A
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US2117454A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |