US3518970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint roller and method and apparatus of manufacture
Assignee: EZ Paintr Corp
•
Filing: 1968-05-17
•
Granted: 1970-07-07
•
Expires: 1988-05-17
Abstract
No abstract record available.
Inventors
- 👤 Frederick B Burns
- 👤 Erik Henningsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:39
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/02; B05C17/0207; B05C19/00; B05C19/001; B05C19/002; B05C19/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2047525A
Cited
US2358227A
Cited
US2497696A
Cited
CH269878A
Cited
US2806803A
Cited
US2877740A
Cited
US2789075A
Cited
US2976839A
Cited
US2992126A
Cited
US3255730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |