Patent US3016554A successfully refreshed from Google Patents.
US3016554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush material and brush
Assignee: Osborn Manufacturing Corp
•
Filing: 1958-05-12
•
Granted: 1962-01-16
•
Expires: 1978-05-12
Abstract
No abstract record available.
Inventors
- 👤 Ruben O Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:33
CPC Classifications
A; A46; A46D; A46D1/00; A46D1/02; A46D1/023; A46B; A46B5/00; A46B5/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
43 words
BRUSH BRISTLE MATERIAL COMPRISING A PLASTIC MONOFILAMENT AND A THIN OUTER COATING OF EPOXY REIN COMPOSITION EFFECTIVE TO PROTECT SAID MONOFILAMENT AGAINST CHEMICAL ATTACK, AID OUTER COATING INCLUDING GRAPHITE INCORPORATED THEREIN EFFECTIVE TO REDUCE FRICTION BETWEEN ADJACENT BRISTLES WHEN USED IN A BRUSH.
References Cited (Backward Citations)
US2207158A
Cited
US2388867A
Cited
US2470136A
Cited
US2512996A
Cited
US2682734A
Cited
US2826776A
Cited
US2845648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |