US2077758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth brush
Assignee: Individual
•
Filing: 1935-12-05
•
Granted: 1937-04-20
•
Expires: 1955-12-05
Abstract
No abstract record available.
Inventors
- 👤 Johnson John Clifford
- 👤 George H Nenning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:53
CPC Classifications
A; A46; A46B; A46B5/00; A46B5/002; A46B5/0033; A46B5/0037; A46B11/00; A46B11/0003; A46B2200/00; A46B2200/10; A46B2200/1066
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) | 1940-04-19 | 1940-10-19 | 1941-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-04-19 | 1944-10-19 | 1945-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-04-19 | 1948-10-19 | 1949-04-20 | $7700.00 | Window Closed / Lapsed |