US2576546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making brushes
Assignee: M W JENKINS SONS Inc
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Filing: 1948-10-07
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Granted: 1951-11-27
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Expires: 1968-10-07
Abstract
No abstract record available.
Inventors
- 👤 John A Starr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:38
CPC Classifications
A; A46; A46D; A46D3/00; A46D3/04; A46D3/045; A46B; A46B3/00; A46B3/06; A46B3/20; B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C65/52; B29C65/523; B29C66/00; B29C66/69; B29C66/70; B29C66/71; B29C66/73; B29C66/737; B29C66/7375; B29C66/73751; B29C66/80; B29C66/81; B29C66/816; B29C66/8161; B29C66/82; B29C66/822; B29C66/8221; B29C66/8226; B29C66/83; B29C66/832; B29C66/8322; B29L; B29L2031/00; B29L2031/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |