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Patent US2982288A successfully refreshed from Google Patents.
US2982288A
Expired / Lapsed
US
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Suspension bar having slidable markers
Assignee: Individual
•
Filing: 1957-04-15
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Granted: 1961-05-02
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Expires: 1977-04-15
Abstract
No abstract record available.
Inventors
- 👤 Brenasin Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:40
CPC Classifications
B; B42; B42F; B42F17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1227660A
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US1457136A
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US1614021A
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CH218898A
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US2522986A
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CH240232A
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US2502190A
Cited
FR972683A
Cited
CH270857A
Cited
FR1035536A
Cited
FR1057184A
Cited
FR1089943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |