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US3681184A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonwoven fabrics comprising bamboo,diamond and the like patterns
Assignee: Johnson and Johnson
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Filing: 1970-03-24
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Granted: 1972-08-01
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Expires: 1990-03-24
Abstract
Abstract A nonwoven fabric having a plurality of patterns of groups of fiber segments that alternate and extend throughout the fabric. One of the patterns comprises a plurality of yarn-like bundles of fiber segments that define apertures or holes or other areas of low fiber density located in discontinuo portions of the fabric. The discontinuous portions of the fabric are bounded around their perimeters by a second continuous pattern of yarn-like bundles of fiber segments.
Inventors
- 👤 Frank Kalwaites
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:27
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/74; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24298; Y10T428/24306; Y10T428/24479; Y10T428/24802; Y10T428/24942; Y10T428/2495; Y10T428/29; Y10T428/2904; Y10T442/00; Y10T442/60; Y10T442/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-01 | 1976-01-31 | 1976-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-01 | 1980-01-31 | 1980-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-01 | 1984-01-31 | 1984-08-01 | $7700.00 | Window Closed / Lapsed |