Patent US1384936A successfully refreshed from Google Patents.
US1384936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothbrush
Assignee: Individual
•
Filing: 1920-11-19
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Granted: 1921-07-19
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Expires: 1940-11-19
Abstract
No abstract record available.
Inventors
- 👤 Bowman James Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:29
CPC Classifications
A; A46; A46B; A46B9/00; A46B9/005; A46B7/00; A46B7/04; A46B2200/00; A46B2200/10; A46B2200/1066; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10S493/00; Y10S493/942
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) | 1924-07-18 | 1925-01-17 | 1925-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-07-18 | 1929-01-17 | 1929-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-07-18 | 1933-01-17 | 1933-07-19 | $7700.00 | Window Closed / Lapsed |