US3284829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring power operated toothbrush
Assignee: Individual
•
Filing: 1965-03-10
•
Granted: 1966-11-15
•
Expires: 1985-03-10
Abstract
No abstract record available.
Inventors
- 👤 Mason E Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:17
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/32; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/1804
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
A DEVICE OF THE CHARACTER DESCRRBED COMPRISING, IN COMBINATION, A BODY, A HOUSING MOVABLY CONNECTED TO THE BODY, A SPRING MOUNTED IN SAID HOUSING, A PINION DRIVINGLY CONNECTED TO THE SPRING TO BE DRIVEN THEREBY, A GEAR MESHING WITH THE PINION, A PLURALITY OF CAMS DRIVINGLY CONNECTED TO THE GEAR, MEANS FOR CONTROLLING THE OPERATION OF SAID SPRING, A ROD EXTENDING THROUGH SAID BODY AND BEING ENGAGEABLE WITH THE CAMS FOR AXIAL DISPLACEMENT RELATIVE TO THE BODY AND MEANS ENGAGEABLE WITH SAID ROD FOR CONTROLLING SAID DRIVE SPRING.
References Cited (Backward Citations)
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Cited
US1666619A
Cited
US1947324A
Cited
US1945616A
Cited
US1992770A
Cited
US2290454A
Cited
US2362998A
Cited
CH339697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |