US2866642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plywood stacking machine
Assignee: Individual
•
Filing: 1956-01-18
•
Granted: 1958-12-30
•
Expires: 1976-01-18
Abstract
No abstract record available.
Inventors
- 👤 Henry K Halvorsen
- 👤 Jr Henry K Halvorsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:41
CPC Classifications
B; B65; B65H; B65H31/00; B65H31/04; B65H31/12; B65H31/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1235391A
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US1303040A
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US1386364A
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US1891286A
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US1951445A
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GB629252A
Cited
US2626800A
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US2645476A
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US2642221A
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US2647645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |