US2929088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll for cleaning continuous strip material
Assignee: Bridgestone Firestone Inc
•
Filing: 1955-08-16
•
Granted: 1960-03-22
•
Expires: 1975-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert Wier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:21
CPC Classifications
B; B21; B21B; B21B45/00; B08; B08B; B08B1/00; B08B1/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US55176A
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US431997A
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US497905A
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US1025549A
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US1118153A
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US1251775A
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US1782018A
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US2080129A
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US2169624A
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US2651799A
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US2754531A
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US2787803A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |