Patent US2969816A successfully refreshed from Google Patents.
US2969816A
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US
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Cylindrical cutter head having multidrum axially aligned sections with angularly disposed blades
Assignee: ATLANTA OAK FLOORING Co
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Filing: 1959-05-11
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Granted: 1961-01-31
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Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 Berry H Johnsa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:48
CPC Classifications
B; B27; B27G; B27G13/00; B27G13/005; B27C; B27C1/00; B27C1/02; B27G13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US337654A
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US1148597A
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US1021202A
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US994264A
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US1432792A
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US1701912A
Cited
US2224948A
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US2598933A
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US2822838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |