Patent US1804392A successfully refreshed from Google Patents.
US2523973A
Expired / Lapsed
US
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Plating rack
Assignee: Tenneco Automotive Inc
•
Filing: 1946-12-23
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Granted: 1950-09-26
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Expires: 1966-12-23
Abstract
No abstract record available.
Inventors
- 👤 Roy S Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:03
CPC Classifications
C; C25; C25D; C25D17/00; C25D17/06; C25D17/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1215856A
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US1838187A
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US2118957A
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US2177453A
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US2316609A
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US2389904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |