US3400041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pre-stretched plastic films
Assignee: Phillips Petroleum Co
•
Filing: 1964-07-06
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Granted: 1968-09-03
•
Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Rasmussen Ole-Bendt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:00
CPC Classifications
B; B29; B29C; B29C55/00; B29C55/02; B29C55/04; B29C55/06; B29C55/065; B29K; B29K2023/00; Y; Y10; Y10S; Y10S383/00; Y10S383/908; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24471
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PRE-STRETCHED FILM OF ORIENTABLE PLASTIC MATERIAL HAVING REGULARLY SPACED ACROSS THE FACE THEREOF IN LONGITUDINAL STRIPS A PATTERN OF FINE TRANSVERSE SHEARING LINES AND BETWEEN SAID STRIPS A CRISS-CROSS PATTERN OF SHEARING LINES AT ANGLES OF ABOUT 45* TO 60* TO SAID TRANSVERSE LINES, SAID FILM BEING UNIFORMLY ORIENTABLE BY SIMPLE COLD STRETCHING IN THE LONGITUDINAL DIRECTION.
Claim 2
Dependent Claim
58 words
A PRE-STRETCHED FILM OF ORIENTABLE PLASTIC MATERIAL HAVING REGULARLY SPACED ACROSS THE FACE THEREOF IN LONGITUDINAL STRIPS A PATTERN OF FINE TRANSVERSE SHEARING LINES AND BETWEEN SAID STRIPS A CRISS-CROSS PATTERN OF SHEARING LINES AT ANGLES OF ABOUT 45* TO 60* TO SAID TRANSVERSE LINES, SAID FILM BEING UNIFORMLY ORIENTABLE BY SIMPLE COLD STRETCHING IN THE LONGITUDINAL DIRECTION.
References Cited (Backward Citations)
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Cited
US2279366A
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US2307056A
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US2547736A
Cited
US2753591A
Cited
US3038198A
Cited
US3137746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |