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US3032504A
Expired / Lapsed
US
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Hydraulic brake fluid
Assignee: Wagner Electric Corp
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Filing: 1960-05-27
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Granted: 1962-05-01
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Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 George L Doelling
- 👤 Joseph A Siefker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:59
CPC Classifications
C; C10; C10M; C10M3/00; C10M2201/00; C10M2201/08; C10M2201/082; C10M2201/083; C10M2201/087; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/024; C10M2207/026; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/28; C10M2207/287; C10M2207/289; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10N; C10N2010/00; C10N2010/02; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A HEAVY-DUTY HYDRAULIC BRAKE FLUID CONSISTING ESSENTIALLY OF, PER 100 PARTS BY VOLUME, 1 TO 10 PARTS BY VOLUME OF AT LEAST ONE ACETAL HAVING THE FORMULA:
Claim 2
Dependent Claim
27 words
A HEAVY-DUTY HYDRAULIC BRAKE FLUID CONSISTING ESSENTIALLY OF, PER 100 PARTS BY VOLUME, 1 TO 10 PARTS BY VOLUME OF AT LEAST ONE ACETAL HAVING THE FORMULA:
References Cited (Backward Citations)
GB652652A
Cited
US2382931A
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US2512771A
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US2507401A
Cited
US2803605A
Cited
US2921906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |