Patent US4289558A successfully refreshed from Google Patents.
US2995401A
Expired / Lapsed
US
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Composite brushing tool
Assignee: Osborn Manufacturing Corp
•
Filing: 1957-09-26
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Granted: 1961-08-08
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Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 Ruben O Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:48
CPC Classifications
A; A46; A46B; A46B3/00; A46B3/16; Y; Y10; Y10S; Y10S15/00; Y10S15/03
Claims Analysis
Total Claims: 0
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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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |