US3015121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush cleaner
Assignee: FUTURONIC DEV Co
•
Filing: 1960-03-14
•
Granted: 1962-01-02
•
Expires: 1980-03-14
Abstract
No abstract record available.
Inventors
- 👤 William D Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:12
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/502
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1764424A
Cited
US2064854A
Cited
US2188717A
Cited
US2306911A
Cited
US2372404A
Cited
US2537523A
Cited
US2625704A
Cited
US2642600A
Cited
US2764776A
Cited
US2849746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |