US2554943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroplating apparatus
Assignee: Bethlehem Steel Corp
•
Filing: 1945-10-25
•
Granted: 1951-05-29
•
Expires: 1965-10-25
Abstract
No abstract record available.
Inventors
- 👤 Farmer Quentin Boyles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:52
CPC Classifications
C; C25; C25D; C25D17/00; C25D17/10; C25D7/00; C25D7/06; C25D7/0614
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US830093A
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US895164A
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US1242695A
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US1952762A
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US2174071A
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US2317242A
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US2395437A
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US2382018A
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GB551841A
Cited
GB555431A
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US2461556A
Cited
US2399254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |