Patent US3568486A successfully refreshed from Google Patents.
US3568486A
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Preparation of metal for deforming operations
Assignee: Montgomery H A Co
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Filing: 1969-01-31
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Granted: 1971-03-09
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Expires: 1989-01-31
Abstract
Abstract There is provided an improved process and system for the lubrication of the interface between a metal deforming tool and metal being deformed as by cold working, and characterized by a two-coat system including an organic film adhered to a metallic surface and an overlay coating containing a solvent or softening agent capable of developing at the interface between the overlay composition and the resin a mobile system of the resin in the solvent of softening agent.
Inventors
- 👤 Frederick Rosenberg
- 👤 Wesley J Wojtowicz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:58
CPC Classifications
B; B21; B21D; B21D22/00; B21D22/20; B21D22/201; B21B; B21B45/00; B21B45/02; B21B45/0239; B21B45/0245; B21B45/0263; B21C; B21C37/00; B21C37/02; B21J; B21J3/00; C; C10; C10M; C10M111/00; C10M177/00; C10M7/00; C10M2201/00; C10M2201/02; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/06; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2205/00; C10M2205/02; C10M2205/022; C10M2205/024; C10M2205/04; C10M2205/14; C10M2205/18; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/04; C10M2207/044; C10M2207/046; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/34; C10M2207/40; C10M2207/402; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/04; C10M2209/06; C10M2209/062; C10M2209/08; C10M2209/084; C10M2209/086; C10M2209/10; C10M2209/101; C10M2209/102; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10M2209/12; C10M2211/00; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/20; C10M2215/202; C10M2217/00; C10M2217/02; C10M2217/024; C10M2217/026; C10M2217/028; C10M2217/04; C10M2217/042; C10M2217/043; C10M2217/044; C10M2217/045; C10M2217/06; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
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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) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |