US3257488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the orientation of a continuous sheet material by means of stretching, and apparatus for use in the method
Assignee: Phillips Petroleum Co
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Filing: 1962-08-08
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Granted: 1966-06-21
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Expires: 1982-08-08
Abstract
No abstract record available.
Inventors
- 👤 Rasmussen Ole-Bendt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:55
CPC Classifications
B; B29; B29C; B29C55/00; B29C55/02; B29C55/04; B29C55/08; B29C55/06; Y; Y10; Y10S; Y10S264/00; Y10S264/08; Y10S264/47; Y10T; Y10T225/00; Y10T225/10; Y10T225/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
METHOD OF ORIENTING A SHEET METAL BY STRETCHING, COMPRISING SUBJECTING THE SHEET MATERIAL SUCCESSIVELY ACROSS THE BREADTH OF THE SHEET TO LOCAL PRESSURE ACTIONS, WHICH ARE SUFFICIENT FOR PRODUCING A PERMANENT STRETCHING OF THE SHEET AREA ACTED UPON, SAID SUCCESSIVE PRESSURE AC-
Claim 2
Dependent Claim
42 words
METHOD OF ORIENTING A SHEET METAL BY STRETCHING, COMPRISING SUBJECTING THE SHEET MATERIAL SUCCESSIVELY ACROSS THE BREADTH OF THE SHEET TO LOCAL PRESSURE ACTIONS, WHICH ARE SUFFICIENT FOR PRODUCING A PERMANENT STRETCHING OF THE SHEET AREA ACTED UPON, SAID SUCCESSIVE PRESSURE AC-
References Cited (Backward Citations)
AT181913B
Cited
US3083410A
Cited
US3046599A
Cited
US3063090A
Cited
US3104937A
Cited
US3088173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |