Patent US3146482A successfully refreshed from Google Patents.
US3146482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield cleaners
Assignee: Individual
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Filing: 1963-01-23
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Granted: 1964-09-01
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Expires: 1983-01-23
Abstract
No abstract record available.
Inventors
- 👤 Morris B Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:51
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/46; B60S1/48; B60S1/50; B60S1/481; B60S1/482
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A WINDSHIELD CLEANER HAVING A WIPER BLADE, A DRIVING MECHANISM INCLUDING AN ELECTRIC MOTOR FOR MOVING THE BLADE ACROSS THE WINDSHIELD AND A DYNAMIC BRAKING CIRCUIT FOR BRINGING THE WIPER BLADE TO A PARK POSITION, AN ELECTRICALLY OPERATED PUMP ACTING WHEN SUBJECTED TO AN IMPULSE TO PROJECT A JET OF WASH FLUID ACROSS THE WINDSHIELD AT A FIXED POSITION IN THE PATH OF MOVEMENT OF THE WIPER BLADE, IN COMBINATION WITH A SYNCHRONIZING CONTACT MECHANICALLY CONNECTED TO THE WIPER BLADE DRIVING MECHANISM AND ELECTRICALLY CONNECTED EITHER TO THE PUMP TO PRODUCE AN EFFECTIVE CURRENT IMPULSE IN THE PUMP AS THE BLADE APPROACHES CLOSELY TO THE JET POSITION DURING OPERATION
Claim 2
Dependent Claim
109 words
A WINDSHIELD CLEANER HAVING A WIPER BLADE, A DRIVING MECHANISM INCLUDING AN ELECTRIC MOTOR FOR MOVING THE BLADE ACROSS THE WINDSHIELD AND A DYNAMIC BRAKING CIRCUIT FOR BRINGING THE WIPER BLADE TO A PARK POSITION, AN ELECTRICALLY OPERATED PUMP ACTING WHEN SUBJECTED TO AN IMPULSE TO PROJECT A JET OF WASH FLUID ACROSS THE WINDSHIELD AT A FIXED POSITION IN THE PATH OF MOVEMENT OF THE WIPER BLADE, IN COMBINATION WITH A SYNCHRONIZING CONTACT MECHANICALLY CONNECTED TO THE WIPER BLADE DRIVING MECHANISM AND ELECTRICALLY CONNECTED EITHER TO THE PUMP TO PRODUCE AN EFFECTIVE CURRENT IMPULSE IN THE PUMP AS THE BLADE APPROACHES CLOSELY TO THE JET POSITION DURING OPERATION
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |