Patent US3525429A successfully refreshed from Google Patents.
US3525429A
Expired / Lapsed
US
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Brush carrier
Assignee: Individual
•
Filing: 1968-12-20
•
Granted: 1970-08-25
•
Expires: 1988-12-20
Abstract
No abstract record available.
Inventors
- 👤 James P Vaughn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:06
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/51; Y; Y10; Y10S; Y10S206/00; Y10S206/818
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US431608A
Cited
US1949912A
Cited
US1979241A
Cited
US2270593A
Cited
US2369335A
Cited
US2414653A
Cited
US2723410A
Cited
US3092443A
Cited
US3275129A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |