Patent US6029802A successfully refreshed from Google Patents.
US2682702A
Expired / Lapsed
US
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Carbonyl metal plated product
Assignee: Commonwealth Engineering Company of Ohio
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Filing: 1949-04-06
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Granted: 1954-07-06
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Expires: 1969-04-06
Abstract
No abstract record available.
Inventors
- 👤 Albert O Fink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:33
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/02; C23C16/0272; C23C16/0281; C23C16/06; C23C16/16; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9335; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12021; Y10T428/12479; Y10T428/12493; Y10T428/12639; Y10T428/12646; Y10T428/12736; Y10T428/1275
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |