Patent US2434731A successfully refreshed from Google Patents.
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 18:11
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE132588C
Cited
US578070A
Cited
US1002462A
Cited
US1077894A
Cited
US1179872A
Cited
US1477099A
Cited
US1760046A
Cited
US1863362A
Cited
US1977499A
Cited
US2041004A
Cited
US2012536A
Cited
US2011885A
Cited
US2068564A
Cited
US2125037A
Cited
US2117454A
Cited
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 |