Patent US3464565A successfully refreshed from Google Patents.
US3464565A
Expired / Lapsed
US
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Support structure
Assignee: NEVCO WOOD PRODUCTS CO Inc
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Filing: 1966-11-04
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Granted: 1969-09-02
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Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Bela B Nevai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:01
CPC Classifications
A; A47; A47B; A47B65/00; A47B47/00; A47B47/04; A47B47/042; A47B63/00; A47J; A47J47/00; A47J47/01; A47B2230/00; A47B2230/0074; A47B2230/0092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1358406A
Cited
US1700212A
Cited
US1716964A
Cited
GB603688A
Cited
US2522774A
Cited
GB684923A
Cited
US3164254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |