US2958659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawing lubricant
Assignee: Pennwalt Corp
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Filing: 1958-01-09
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Granted: 1960-11-01
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Expires: 1978-01-09
Abstract
No abstract record available.
Inventors
- 👤 Lewis J Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:58
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2201/00; C10M2201/02; C10M2201/085; C10M2201/087; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/109; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A DRAWING LUBRICANT FOR APPLICATION TO METAL STOCK FROM ADMIXTURE WITH WATER CONSISTING ESSENTIALLY OF FROM 15 TO 45% BY WEIGHT FATTY ACID SOAP, A METAL BORATE, AND FROM 0.75 TO 2.0% BY WEIGHT OF THE SOLID MATERIALS OF
Claim 2
Dependent Claim
39 words
A DRAWING LUBRICANT FOR APPLICATION TO METAL STOCK FROM ADMIXTURE WITH WATER CONSISTING ESSENTIALLY OF FROM 15 TO 45% BY WEIGHT FATTY ACID SOAP, A METAL BORATE, AND FROM 0.75 TO 2.0% BY WEIGHT OF THE SOLID MATERIALS OF
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) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |