Patent US2667912A successfully refreshed from Google Patents.
US2667912A
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US
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Adjustable seat supporting means
Assignee: Individual
•
Filing: 1951-09-11
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Granted: 1954-02-02
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Expires: 1971-09-11
Abstract
No abstract record available.
Inventors
- 👤 Charles E Mccormick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:14
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/06; B60N2/07; B60N2/0702; B60N2/072; B60N2/0705; B60N2/0715; B60N2/08; B60N2/0812; B60N2/0825; B60N2/0831; B60N2/0837; B60N2/085; B60N2/0881; B60N2/0887
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1735518A
Cited
GB316437A
Cited
US1887077A
Cited
US1987431A
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US1964405A
Cited
US2237843A
Cited
US2277927A
Cited
US2335254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |