US3024820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing lumber
Assignee: Individual
•
Filing: 1959-05-27
•
Granted: 1962-03-13
•
Expires: 1979-05-27
Abstract
No abstract record available.
Inventors
- 👤 John T Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:59
CPC Classifications
B; B27; B27B; B27B33/00; B27B33/02; B27B33/08; Y; Y10; Y10T; Y10T83/00; Y10T83/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US475881A
Cited
US489988A
Cited
US124142A
Cited
US2899992A
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US867980A
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US1449862A
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US1672893A
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US1716976A
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US1938108A
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US2569842A
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US2751947A
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US2559355A
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US2655189A
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US2776687A
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US2811183A
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US2898958A
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US2884031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |