US2418344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothbrush
Assignee: Individual
•
Filing: 1945-01-12
•
Granted: 1947-04-01
•
Expires: 1965-01-12
Abstract
No abstract record available.
Inventors
- 👤 Abraham A Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:22
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1378530A
Cited
US2003243A
Cited
US2091716A
Cited
US2172624A
Cited
US2254365A
Cited
US2265102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-31 | 1950-09-30 | 1951-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-31 | 1954-09-30 | 1955-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-31 | 1958-09-30 | 1959-04-01 | $7700.00 | Window Closed / Lapsed |