Patent US2728097A successfully refreshed from Google Patents.
US2728097A
Expired / Lapsed
US
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Fountain type brush
Assignee: Individual
•
Filing: 1953-04-02
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Granted: 1955-12-27
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Expires: 1973-04-02
Abstract
No abstract record available.
Inventors
- 👤 Martin W Seifert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:02
CPC Classifications
A; A46; A46B; A46B11/00; A46B11/001; A46B11/002; A46B11/0024; A46B11/0027; A45; A45D; A45D27/00; A45D27/02; A45D27/04; B; B65; B65D; B65D83/00; B65D83/76; B65D83/761; A45D2200/00; A45D2200/05; A45D2200/054; A45D2200/055; A45D2200/10; A45D2200/109; A46B2200/00; A46B2200/10; A46B2200/1033
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US64732A
Cited
US712234A
Cited
US1067596A
Cited
GB191212013A
Cited
GB191843A
Cited
US1641865A
Cited
US1773894A
Cited
US1890319A
Cited
US1943893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |