US3532556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for forming platinum coated electrode
Assignee: Matthey Bishop Inc
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Filing: 1966-09-01
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Granted: 1970-10-06
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Expires: 1986-09-01
Abstract
No abstract record available.
Inventors
- 👤 Raymond Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:42
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J23/42; C; C25; C25B; C25B11/00; C25B11/04; C25B11/051; C25B11/073; C25B11/075; C25B11/081; C25B11/091; C25B11/097; B01J21/00; B01J21/18; B01J37/00; B01J37/02; B01J37/03; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |