US2880111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile-like nonwoven fabric
Assignee: Chicopee Manufacturing Corp
•
Filing: 1956-01-11
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Granted: 1959-03-31
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Expires: 1976-01-11
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Drelich
- 👤 Hector W Griswold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:36
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/60; D04H1/62; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/26; Y10T428/268; Y10T428/31504; Y10T428/31725; Y10T428/31739; Y10T428/31971; Y10T442/00; Y10T442/60; Y10T442/69
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A SOFT WASHABLE NONWOVEN FABRIC COMPRISING A LAYER OF OVERLAPPING, INTERSECTING FIBERS LYING IN POSITIONS GENERALLY PARALLEL TO THE MAJOR PLANE OF THE FABRIC, AND EXTENDING IN A PLURALITY OF DIVERSE DIRECTIONS PARALLEL TO SAID PLANE, SAID FIBERS PREDOMINATELY BEING AT LEAST ABOUT 1/4 INCH IN LENGTH, AND A BINDER MATERIAL DISTRIBUTED IN A MULTIPLICITY OF VERY SMALL CLOSELY SPACED AREAS OF THE LAYER IN BONDING RELATION WITH THE FIBERS PASSING THROUGH THESE AREAS, THE AVERAGE SIZE OF SAID AREAS BEING AT LEAST ABOUT 0.000012 SQUARE INCH AND NOT MORE THAN ABOUT 0.0028 SQUARE INCH, AND SAID AREAS COVERING BETWEEN ABOUT 7 AND 35 PERCENT OF THE TOTAL SURFACE AREA OF THE FABRIC AND BEING ARRANGED IN ACCORDANCE WITH A PRE-
Claim 2
Dependent Claim
121 words
A SOFT WASHABLE NONWOVEN FABRIC COMPRISING A LAYER OF OVERLAPPING, INTERSECTING FIBERS LYING IN POSITIONS GENERALLY PARALLEL TO THE MAJOR PLANE OF THE FABRIC, AND EXTENDING IN A PLURALITY OF DIVERSE DIRECTIONS PARALLEL TO SAID PLANE, SAID FIBERS PREDOMINATELY BEING AT LEAST ABOUT 1/4 INCH IN LENGTH, AND A BINDER MATERIAL DISTRIBUTED IN A MULTIPLICITY OF VERY SMALL CLOSELY SPACED AREAS OF THE LAYER IN BONDING RELATION WITH THE FIBERS PASSING THROUGH THESE AREAS, THE AVERAGE SIZE OF SAID AREAS BEING AT LEAST ABOUT 0.000012 SQUARE INCH AND NOT MORE THAN ABOUT 0.0028 SQUARE INCH, AND SAID AREAS COVERING BETWEEN ABOUT 7 AND 35 PERCENT OF THE TOTAL SURFACE AREA OF THE FABRIC AND BEING ARRANGED IN ACCORDANCE WITH A PRE-
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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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |