Patent US1880751A successfully refreshed from Google Patents.
US1880751A
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Pickling apparatus
Assignee: WHEELING BRONZE CASTING Co
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Filing: 1931-09-18
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Granted: 1932-10-04
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Expires: 1951-09-18
Abstract
No abstract record available.
Inventors
- 👤 William J Braddock
- 👤 Bruhn George
- 👤 Charles W Haller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:32
CPC Classifications
C; C23; C23G; C23G3/00; C23G3/04; Y; Y10; Y10S; Y10S451/00; Y10S451/914
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-10-04 | 1936-04-04 | 1936-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-10-04 | 1940-04-04 | 1940-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-10-04 | 1944-04-04 | 1944-10-04 | $7700.00 | Window Closed / Lapsed |