US2861401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush and brush material
Assignee: Osborn Manufacturing Corp
•
Filing: 1955-07-11
•
Granted: 1958-11-25
•
Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Ruben O Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:09
CPC Classifications
A; A46; A46D; A46D1/00; A46D1/02; A46D1/0238; Y; Y10; Y10S; Y10S15/00; Y10S15/03
Claims Analysis
Total Claims: 0
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US2707247A
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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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |