US2974684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced molded cone
Assignee: Bauer Brothers Co
•
Filing: 1955-11-25
•
Granted: 1961-03-14
•
Expires: 1975-11-25
Abstract
No abstract record available.
Inventors
- 👤 Marvin E Ginaven
- 👤 Maurice D Woodruff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:29
CPC Classifications
B; B04; B04C; B04C5/00; B04C5/08; B04C5/085; B04B; B04B7/00; B04B7/08; B04B7/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1540563A
Cited
US1280909A
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US1302744A
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US1396934A
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US1505801A
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US1767421A
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US1784780A
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US1960042A
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US2734681A
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US2787374A
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US2690411A
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US2779469A
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US2816658A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-13 | 1964-09-12 | 1965-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-13 | 1968-09-12 | 1969-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-13 | 1972-09-12 | 1973-03-14 | $7700.00 | Window Closed / Lapsed |