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US2964371A
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Assignee: Imperial Brass Manufacturing Co
•
Filing: 1958-02-17
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Granted: 1960-12-13
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Expires: 1978-02-17
Abstract
No abstract record available.
Inventors
- 👤 Edward F Todd
- 👤 Malczewski Sigmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:01
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/06; A47F3/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US168460A
Cited
US243443A
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US416298A
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US905809A
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US1137073A
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US1274843A
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US1358033A
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US1379867A
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US1335286A
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US1653530A
Cited
FR1126496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |