US3101061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Picnic table and workbench conversion
Assignee: Individual
•
Filing: 1961-01-04
•
Granted: 1963-08-20
•
Expires: 1981-01-04
Abstract
No abstract record available.
Inventors
- 👤 Donald F Amend
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:45
CPC Classifications
A; A47; A47B; A47B83/00; A47B83/02; A47B37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1512782A
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GB327072A
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GB333766A
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US2152609A
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US2553082A
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US2522774A
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US2661792A
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US2800952A
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US2953251A
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US2959209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |