US2493652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for making cushions
Assignee: Sealy Inc
•
Filing: 1944-09-14
•
Granted: 1950-01-03
•
Expires: 1964-09-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Bowersox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:03
CPC Classifications
B; B68; B68G; B68G7/00; B68G7/05; B68G7/051; B68G7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US677780A
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US896778A
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US1450102A
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US1430913A
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US1496863A
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US1687002A
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US1864317A
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US1827858A
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US2103769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |