Patent US3176337A successfully refreshed from Google Patents.
US3176337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield cleaners
Assignee: Tridon Manufacturing Ltd
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Filing: 1963-06-13
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Granted: 1965-04-06
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Expires: 1983-06-13
Abstract
No abstract record available.
Inventors
- 👤 Glynn Brian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:20
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/38; B60S1/3801; B60S2001/3812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A WINDSHIELD CLEANER FOR CLEANING A CURVED SURFACE AND COMPRISING; A SQUEEGEE ELEMENT FLEXIBLE THROUGHOUT ITS LENGTH AND CONFORMABLE TO A SURFACE BEING WIPED; A BOWED RESILIENT PLASTIC LEAF SPRING BACKING MEMBER TAPERING IN THICKNESS FROM ITS CENTRAL PORTION TO ITS ENDS AND HAVING A CONVEX FACE AND A CONCAVE FACE; A PLURALITY OF PLASTIC CONNECTORS INTEGRALLY PROTRUDING FROM THE CONCAVE FACE OF THE BACKING MEMBER IN SPACED APART RELATIONSHIP ALONG ITS CONCAVE FACE; A PLURALITY OF RESILIENT LEAF SPRING PLASTIC BLADE SUPPORTS INTEGRAL WITH AND EXTENDING FROM THE ENDS OF THE CONNECTORS IN DIRECTIONS LENGTHWISE OF THE BACKING MEMBER AND UPON THE FREE ENDS OF WHICH BLADE SUPPORTS THE SQUEEGEE ELEMENT IS SLIDABLY SUPPORTED; THE FREE END PORTIONS OF THE BLADE SUPPORTS FLEXING UNDER URGE OF THE BACKING MEMBER TOWARDS A SURFACE BEING WIPED TO LIE ALONG AND PRESS AGAINST THE SQUEEGEE ELEMENT; SAID BACKING MEMBER BEING FORMED WITH AN INDENT INTERMEDIATELY OF ITS LENGTH TO REDUCE THE BACKING MEMBER IN CROSS SECTIONAL AREA AT THE INDENT; ONE PORTION OF THE BACKING MEMBER EXTENDING FROM THE INDENT TO THE END OF THE BACKING MEMBER BEING REDUCED IN THICKNESS FOR INCREASE IN FLEXIBILITY FOR THE PURPOSE SPECIFIED.
Claim 2
Dependent Claim
197 words
A WINDSHIELD CLEANER FOR CLEANING A CURVED SURFACE AND COMPRISING; A SQUEEGEE ELEMENT FLEXIBLE THROUGHOUT ITS LENGTH AND CONFORMABLE TO A SURFACE BEING WIPED; A BOWED RESILIENT PLASTIC LEAF SPRING BACKING MEMBER TAPERING IN THICKNESS FROM ITS CENTRAL PORTION TO ITS ENDS AND HAVING A CONVEX FACE AND A CONCAVE FACE; A PLURALITY OF PLASTIC CONNECTORS INTEGRALLY PROTRUDING FROM THE CONCAVE FACE OF THE BACKING MEMBER IN SPACED APART RELATIONSHIP ALONG ITS CONCAVE FACE; A PLURALITY OF RESILIENT LEAF SPRING PLASTIC BLADE SUPPORTS INTEGRAL WITH AND EXTENDING FROM THE ENDS OF THE CONNECTORS IN DIRECTIONS LENGTHWISE OF THE BACKING MEMBER AND UPON THE FREE ENDS OF WHICH BLADE SUPPORTS THE SQUEEGEE ELEMENT IS SLIDABLY SUPPORTED; THE FREE END PORTIONS OF THE BLADE SUPPORTS FLEXING UNDER URGE OF THE BACKING MEMBER TOWARDS A SURFACE BEING WIPED TO LIE ALONG AND PRESS AGAINST THE SQUEEGEE ELEMENT; SAID BACKING MEMBER BEING FORMED WITH AN INDENT INTERMEDIATELY OF ITS LENGTH TO REDUCE THE BACKING MEMBER IN CROSS SECTIONAL AREA AT THE INDENT; ONE PORTION OF THE BACKING MEMBER EXTENDING FROM THE INDENT TO THE END OF THE BACKING MEMBER BEING REDUCED IN THICKNESS FOR INCREASE IN FLEXIBILITY FOR THE PURPOSE SPECIFIED.
References Cited (Backward Citations)
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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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |