Patent US3187447A successfully refreshed from Google Patents.
Patent US3126569A successfully refreshed from Google Patents.
US3126569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window cleaning mechanism
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:49
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/34; B60S1/3463; B60S1/3465; B60S1/3468; B60S1/3411
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
WINDOW CLEANING MECHANISM INCLUDING, A TRANSMISSION HOUSING, A ROCKSHAFT ROTATABLY SUPPORTED IN SAID HOUSING, A WIPER ARM HAVING A MOUNTING SECTION DRIVINGLY CONNECTED TO SAID ROCKSHAFT AND A BLADE CARRYING SECTION SPRING HINGED TO SAID MOUNTING SECTION, AND COACTING ABUTMENT MEANS ATTACHED TO SAID HOUSING AND SAID BLADE CARRYING SECTION FOR PRECLUDING OUTWARD PIVOTAL MOVEMENT OF SAID BLADE CARRYING SECTION AT A PREDETERMINED ANGULAR POSITION OF SAID WIPER ARM RELATIVE TO SAID HOUSING, SAID ABUTMENT MEANS BEING SPACED FROM EACH OTHER AND NONENGAGEABLE DURING OSCILLATORY MOVEMENT OF SAID ROCKSHAFT.
Claim 2
Dependent Claim
89 words
WINDOW CLEANING MECHANISM INCLUDING, A TRANSMISSION HOUSING, A ROCKSHAFT ROTATABLY SUPPORTED IN SAID HOUSING, A WIPER ARM HAVING A MOUNTING SECTION DRIVINGLY CONNECTED TO SAID ROCKSHAFT AND A BLADE CARRYING SECTION SPRING HINGED TO SAID MOUNTING SECTION, AND COACTING ABUTMENT MEANS ATTACHED TO SAID HOUSING AND SAID BLADE CARRYING SECTION FOR PRECLUDING OUTWARD PIVOTAL MOVEMENT OF SAID BLADE CARRYING SECTION AT A PREDETERMINED ANGULAR POSITION OF SAID WIPER ARM RELATIVE TO SAID HOUSING, SAID ABUTMENT MEANS BEING SPACED FROM EACH OTHER AND NONENGAGEABLE DURING OSCILLATORY MOVEMENT OF SAID ROCKSHAFT.
References Cited (Backward Citations)
US2715238A
Cited
GB826115A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |