Patent US3160902A successfully refreshed from Google Patents.
US3160902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical toothbrush
Assignee: Individual
•
Filing: 1963-02-08
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Granted: 1964-12-15
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Expires: 1983-02-08
Abstract
No abstract record available.
Inventors
- 👤 Aymar Julian Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:19
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/32; A61C17/34; A61C17/3409; A61C17/3472; A61C17/3418; A61C17/3445; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18232; Y10T74/18248
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
A MECHANICAL TOOTHBRUSH COMPRISING AN ELONGATED HOLLOW CASING HAVING AN OPENING AT ONE END, SAID OPENING BEING OFFSET WITH RESPECT TO THE LONGITUDINAL AXIS OF SAID CASING, A BRUSH ROD SLIDABLY SUPPORTED IN SAID CASING AND EXTENDING THROUGH AND BEYOND SAID OPENING, A CRANK PIN FIRMLY CONNECTED WITH SAID BRUSH ROD AND EXTENDING PERPENDICULAR THERETO, A GEAR HAVING A PLAIN LOWER FACE AND AN OPENING IN SAID LOWER FACE LOCATED ECCENTRICALLY WITH RESPECT TO THE CENTER OF SAID GEAR, MEANS FOR SUPPORTING SAID GEAR IN SAID CASNG FOR ROTATION IN A PLANE PARALLEL TO THE AXIS OF SAID CASING, SAID CRANK PIN EXTENDING INTO THE ECCENTRIC OPENING IN SAID GEAR, MEANS FOR ROTATING SAID GEAR WHEREBY SAID CRANK PIN TRANSMITS RECIPROCATING AND OSCILLATING MOVEMENT TO SAID BRUSH ROD, AND A BRUSH ELEMENT CARRIED BY SAID BRUSH ROD.
Claim 2
Dependent Claim
137 words
A MECHANICAL TOOTHBRUSH COMPRISING AN ELONGATED HOLLOW CASING HAVING AN OPENING AT ONE END, SAID OPENING BEING OFFSET WITH RESPECT TO THE LONGITUDINAL AXIS OF SAID CASING, A BRUSH ROD SLIDABLY SUPPORTED IN SAID CASING AND EXTENDING THROUGH AND BEYOND SAID OPENING, A CRANK PIN FIRMLY CONNECTED WITH SAID BRUSH ROD AND EXTENDING PERPENDICULAR THERETO, A GEAR HAVING A PLAIN LOWER FACE AND AN OPENING IN SAID LOWER FACE LOCATED ECCENTRICALLY WITH RESPECT TO THE CENTER OF SAID GEAR, MEANS FOR SUPPORTING SAID GEAR IN SAID CASNG FOR ROTATION IN A PLANE PARALLEL TO THE AXIS OF SAID CASING, SAID CRANK PIN EXTENDING INTO THE ECCENTRIC OPENING IN SAID GEAR, MEANS FOR ROTATING SAID GEAR WHEREBY SAID CRANK PIN TRANSMITS RECIPROCATING AND OSCILLATING MOVEMENT TO SAID BRUSH ROD, AND A BRUSH ELEMENT CARRIED BY SAID BRUSH ROD.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-15 | 1968-06-15 | 1968-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-15 | 1972-06-15 | 1972-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-15 | 1976-06-15 | 1976-12-15 | $7700.00 | Window Closed / Lapsed |