Patent US2806803A successfully refreshed from Google Patents.
US2806803A
Expired / Lapsed
US
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Method of making painting roller
Assignee: Rubberset Co
•
Filing: 1952-07-11
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Granted: 1957-09-17
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Expires: 1972-07-11
Abstract
No abstract record available.
Inventors
- 👤 John W Thackara
- 👤 William M Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:15
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/02; B05C17/0207; B29; B29C; B29C31/00; B29C31/002; B29L; B29L2023/00; B29L2023/20; B29L2031/00; B29L2031/32; B29L2031/328; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23943
Claims Analysis
Total Claims: 0
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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) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |