US2688818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drafting table
Assignee: Joy Manufacturing Co
•
Filing: 1951-05-01
•
Granted: 1954-09-14
•
Expires: 1971-05-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:44
CPC Classifications
A; A47; A47B; A47B27/00; B; B43; B43L; B43L5/00; B43L5/02; B43L5/025; B60; B60B; B60B33/00; B60B33/04; B60B33/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US397427A
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US1184968A
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US1177127A
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US1654489A
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US1934952A
Cited
US1952775A
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US2031241A
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US2117203A
Cited
US2585042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |