US3293167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Platinum bismuth alloy coated electrodes
Assignee: Engelhard Industries Inc
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Filing: 1966-02-15
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Granted: 1966-12-20
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Expires: 1986-02-15
Abstract
No abstract record available.
Inventors
- 👤 Greenspan Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:22
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/50; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/073; C25B11/091; C25D3/56; C25D3/567
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
AN ANODE FOR ELECTROLYZING AQUEOUS SALT SOLUTIONS COMPRISING A METAL CORE HAVING A CONTIUOUS ADHERENT DEPOSIT OF PLATINUM CONTANING FROM 0.01% TO ABOUT 0.1 WEIGHT PERCENT BISMUTH, THE METAL CORE HAVING A COMPOSITION DIFFERENT FROM THE ADHERENT DEPOSIT.
Claim 2
Dependent Claim
38 words
AN ANODE FOR ELECTROLYZING AQUEOUS SALT SOLUTIONS COMPRISING A METAL CORE HAVING A CONTIUOUS ADHERENT DEPOSIT OF PLATINUM CONTANING FROM 0.01% TO ABOUT 0.1 WEIGHT PERCENT BISMUTH, THE METAL CORE HAVING A COMPOSITION DIFFERENT FROM THE ADHERENT DEPOSIT.
References Cited (Backward Citations)
GB189723352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |