US3111464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of chromium and chromium alloys
Assignee: Battelle Development Corp
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Filing: 1961-09-29
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Granted: 1963-11-19
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Jr William H Safranek
- 👤 John G Beach
- 👤 Charles L Faust
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:48
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/04; C25D3/06; C25D3/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
IN A METHOD OF ELECTROPLATING OF CHROMIUM AND CHROMIUM-IRON ALLOYS CONTAINING UP TO ABOUT 15 PERCENT IRON, THE BALANCE ESSENTAILLY CHROMIUM, IN A TRIVALENT CHROMIUM-TYPE PLATING BATH COMPRISING ABOUT
Claim 2
Dependent Claim
29 words
IN A METHOD OF ELECTROPLATING OF CHROMIUM AND CHROMIUM-IRON ALLOYS CONTAINING UP TO ABOUT 15 PERCENT IRON, THE BALANCE ESSENTAILLY CHROMIUM, IN A TRIVALENT CHROMIUM-TYPE PLATING BATH COMPRISING ABOUT
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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |