US3398421A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothbrush having pivotal bristle carrying members
Assignee: Individual
•
Filing: 1967-03-28
•
Granted: 1968-08-27
•
Expires: 1987-03-28
Abstract
No abstract record available.
Inventors
- 👤 Rashbaum Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:19
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/06; A46B9/00; A46B9/02; A46B9/04; A46B9/045; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190929592A
Cited
US1137916A
Cited
GB191517808A
Cited
FR567145A
Cited
US1690706A
Cited
US1616484A
Cited
CH179403A
Cited
US2807820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |