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US2418447A
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Assignee: NORTHERN INDIANA BRASS CO
•
Filing: 1944-01-05
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Granted: 1947-04-08
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Expires: 1964-01-05
Abstract
No abstract record available.
Inventors
- 👤 Alfred C Arbogast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:34
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE529440C
Cited
US1471444A
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US1935329A
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US2065628A
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US2152812A
Cited
US2113060A
Cited
US2301176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-07 | 1950-10-07 | 1951-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-07 | 1954-10-07 | 1955-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-07 | 1958-10-07 | 1959-04-08 | $7700.00 | Window Closed / Lapsed |