Patent US3326740A successfully refreshed from Google Patents.
US3326740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-directional strectchable nonwoven fabric
Assignee: JP Stevens and Co Inc
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Filing: 1963-04-29
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Granted: 1967-06-20
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick F Hand
- 👤 Strack Carlo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:08
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/42; D04H1/4391; D04H1/43918; D04H1/425; D04H1/4258; D04H1/4326; D04H1/4334; D04H1/4382; D04H1/43835; D04H1/58; D04H1/587; D04H1/64; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2904; Y10T428/2907; Y10T428/2909; Y10T442/00; Y10T442/60; Y10T442/601; Y10T442/608; Y10T442/627
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A NONWOVEN FABRIC WHICH EXHIBITS MULTI-DIRECTIONAL STETCHABILITY AND SUBSTANTIALLY COMPLETE RECOVERY OF ORIGNAL SHAPE, SAID FABRIC COMPRISING FROM 10 TO 35 PERCENT BY WEIGHT OF SAID FABRIC OF A CARBOXYLANTED POLYMERIC BUTADIENE-STYRENE BONDING AGENT, FROM 85 TO 50 PERCENT BY WEIGHT OF SAID FABRIC OF A BLEND OF NYLON AND ACETATE STAPLES HAVING FROM 20 TO 40 CRIMPS PER INCH AND FROM 5 TO 15 PERCENT BY WEIGHT OF SAID FABRIC OF NYLON STAPLES HAVING LESS THAN 20 CRIMPS PER INCH.
Claim 2
Dependent Claim
81 words
A NONWOVEN FABRIC WHICH EXHIBITS MULTI-DIRECTIONAL STETCHABILITY AND SUBSTANTIALLY COMPLETE RECOVERY OF ORIGNAL SHAPE, SAID FABRIC COMPRISING FROM 10 TO 35 PERCENT BY WEIGHT OF SAID FABRIC OF A CARBOXYLANTED POLYMERIC BUTADIENE-STYRENE BONDING AGENT, FROM 85 TO 50 PERCENT BY WEIGHT OF SAID FABRIC OF A BLEND OF NYLON AND ACETATE STAPLES HAVING FROM 20 TO 40 CRIMPS PER INCH AND FROM 5 TO 15 PERCENT BY WEIGHT OF SAID FABRIC OF NYLON STAPLES HAVING LESS THAN 20 CRIMPS PER INCH.
References Cited (Backward Citations)
US3117055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |