Patent US2572081A successfully refreshed from Google Patents.
US2572081A
Expired / Lapsed
US
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Furniture construction
Assignee: Individual
•
Filing: 1947-04-23
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Granted: 1951-10-23
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Expires: 1967-04-23
Abstract
No abstract record available.
Inventors
- 👤 Donald A Wallance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:17
CPC Classifications
A; A47; A47B; A47B47/00; A47B47/02; A47B47/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US933755A
Cited
US1066165A
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US1247712A
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US1866174A
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US2044166A
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US2387506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |