Patent US2442240A successfully refreshed from Google Patents.
US3089175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wipers
Assignee: HAMILTON CLAMP AND STAMPINGS Ltd
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Filing: 1960-09-01
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Granted: 1963-05-14
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Expires: 1980-09-01
Abstract
No abstract record available.
Inventors
- 👤 Gordon H A Hinder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:18
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/38; B60S2001/3812; B60S2001/3827; B60S2001/3841
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A WINDSHIELD WIPER ASSEMBLY FOR WIPING A WINDSHIELD AS IT MOVES ALONG SUCH WINDSHIELD COMPRISING A BACKING MEMBER; A BLADE MEMBER; MEANS MOUNTING THE BLADE MEMBER LOOSELY WITH ESPECT TO THE BACKING MEMBER; AND COOPERATING MAGNETIC MEANS ON THE MEMBERS; THE MAGNETIC MEANS OF THE BLADE MEMBER BEING IN THE FIELD OF THE MAGNETIC MEANS OF THE BACKING MEMBER AND SO AR-
Claim 2
Dependent Claim
62 words
A WINDSHIELD WIPER ASSEMBLY FOR WIPING A WINDSHIELD AS IT MOVES ALONG SUCH WINDSHIELD COMPRISING A BACKING MEMBER; A BLADE MEMBER; MEANS MOUNTING THE BLADE MEMBER LOOSELY WITH ESPECT TO THE BACKING MEMBER; AND COOPERATING MAGNETIC MEANS ON THE MEMBERS; THE MAGNETIC MEANS OF THE BLADE MEMBER BEING IN THE FIELD OF THE MAGNETIC MEANS OF THE BACKING MEMBER AND SO AR-
References Cited (Backward Citations)
US2537411A
Cited
GB707559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |