US3165563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the production of a fibrous material
Assignee: Phillips Petroleum Co
•
Filing: 1960-06-22
•
Granted: 1965-01-12
•
Expires: 1980-06-22
Abstract
No abstract record available.
Inventors
- 👤 Ole-Bendt Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:48
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; D04; D04H; D04H13/00; D04H13/02; Y; Y10; Y10S; Y10S264/00; Y10S264/08; Y10S264/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
THE METHOD OF PRODUCING A FIBROUS MATERIAL FROM AN ORIENTABLE POLYMER, WHICH COMPRISE STRETCHING A FILM OF THE SAID POLYMER TO IMPART AN ORIENTING, SPLITTING THE ORIENTED FILM TO FORM A NETWORK OF COHERENT FIBRES, SPREADING SAID NETWORK CROSS-WISE TO THE LONGITUDINAL DIRECTION TO A WIDE-MESHED STATE, AND FIXING THE NTWORK IN THE SPREAD STATE.
Claim 2
Independent Claim
55 words
THE METHOD OF PRODUCING A FIBROUS MATERIAL FROM AN ORIENTABLE POLYMER, WHICH COMPRISE STRETCHING A FILM OF THE SAID POLYMER TO IMPART AN ORIENTING, SPLITTING THE ORIENTED FILM TO FORM A NETWORK OF COHERENT FIBRES, SPREADING SAID NETWORK CROSS-WISE TO THE LONGITUDINAL DIRECTION TO A WIDE-MESHED STATE, AND FIXING THE NTWORK IN THE SPREAD STATE.
References Cited (Backward Citations)
US2185789A
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US2486217A
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US2626422A
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US2910723A
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US2728950A
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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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |