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Patent US1590842A successfully refreshed from Google Patents.
US1590842A
Expired / Lapsed
US
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Toothbrush
Assignee: Individual
•
Filing: 1925-10-22
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Granted: 1926-06-29
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Expires: 1945-10-22
Abstract
No abstract record available.
Inventors
- 👤 Mcmillin Robert Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:42
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/24; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18752; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19721
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-06-28 | 1929-12-28 | 1930-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-06-28 | 1933-12-28 | 1934-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-06-28 | 1937-12-28 | 1938-06-29 | $7700.00 | Window Closed / Lapsed |