Patent US5363798A successfully refreshed from Google Patents.
Patent US2774684A successfully refreshed from Google Patents.
US2774684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying lubricants to sheet metal
Assignee: Montgomery H A Co
•
Filing: 1953-06-12
•
Granted: 1956-12-18
•
Expires: 1973-06-12
Abstract
No abstract record available.
Inventors
- 👤 Angelo M Fucinari
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:49
CPC Classifications
B; B05; B05C; B05C9/00; B05C9/04; B05C1/00; B05C1/04; B05C1/08; B05C1/0826; B21; B21C; B21C9/00; B21D; B21D37/00; B21D37/18; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678; Y10T428/31703; Y10T428/31714
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A PROCESS FOR PREPARING A SHEET OF METAL FOR SUBSEQUENT DRAWING, COMPRISING APPLYING TO THE SHEET A FILM OF A LUBRICATING COMPOSITION HAVING A MELTING POINT SUBSTANTIALLY ABOVE THE INITIAL TEMPERATURE OF THE SHEET, THE TEMPERATURE OF THE LUBRICATING COMPOSITION AS APPLIED BEING ABOVE ITS MELTING POINT, AND APPLYING PRESSURE TO SAID FILM BY MEANS OF A ROLLING SURFACE MAINTAINED AT A FINISHING TEMPERATURE BETWEEN SAID MELTING POINT AND SAID INITIAL TEMPERATURE OF THE SHEET FOR REDUCING THE THICKNESS OF THE FILM AND FORCING IT INTO MORE INITMATE CONTACT WITH THE SHEET WHILE CHILLING THE FILM TO ACCELERATE SETTING TO A NON-TACKY CONDITION.
Claim 2
Dependent Claim
103 words
A PROCESS FOR PREPARING A SHEET OF METAL FOR SUBSEQUENT DRAWING, COMPRISING APPLYING TO THE SHEET A FILM OF A LUBRICATING COMPOSITION HAVING A MELTING POINT SUBSTANTIALLY ABOVE THE INITIAL TEMPERATURE OF THE SHEET, THE TEMPERATURE OF THE LUBRICATING COMPOSITION AS APPLIED BEING ABOVE ITS MELTING POINT, AND APPLYING PRESSURE TO SAID FILM BY MEANS OF A ROLLING SURFACE MAINTAINED AT A FINISHING TEMPERATURE BETWEEN SAID MELTING POINT AND SAID INITIAL TEMPERATURE OF THE SHEET FOR REDUCING THE THICKNESS OF THE FILM AND FORCING IT INTO MORE INITMATE CONTACT WITH THE SHEET WHILE CHILLING THE FILM TO ACCELERATE SETTING TO A NON-TACKY CONDITION.
References Cited (Backward Citations)
US488025A
Cited
US1618799A
Cited
US1678162A
Cited
US2257133A
Cited
US2374966A
Cited
US2419132A
Cited
US2491641A
Cited
US2614526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |