Patent US3021187A successfully refreshed from Google Patents.
US3021187A
Expired / Lapsed
US
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Dovetail method of cabinet construction
Assignee: Individual
•
Filing: 1959-12-17
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Granted: 1962-02-13
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Expires: 1979-12-17
Abstract
No abstract record available.
Inventors
- 👤 George M Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:42
CPC Classifications
A; A47; A47B; A47B47/00; A47B47/04; A47B47/042; A47B2230/00; A47B2230/0074; A47B2230/0077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |