US3755174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for lubricating metal working operations
Assignee: Henkel Corp
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Filing: 1969-06-16
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Granted: 1973-08-28
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Expires: 1989-06-16
Abstract
Abstract A process for lubricating metal working operations involving aluminum, copper and titanium which comprises lubricating such operations with a lubricant comprising a monoester of a dimer of ethylenic monocarboxylic acids having from about 16 to about 22 carbon atoms.
Inventors
- 👤 R Trites
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:52
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/287; C10M2207/288; C10M2207/34; C10M2207/40; C10M2207/404; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
The compOsition of claim 1 wherein the dimer acid contains about 36 carbon atoms.
Claim 2
Dependent Claim
24 words
A composition as in claim 2 wherein the monoester reaction product comprises from about 10 to 15 percent by weight of the mineral oil.
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) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |