US3746607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet material
Assignee: Johnson and Johnson
•
Filing: 1970-07-07
•
Granted: 1973-07-17
•
Expires: 1990-07-07
Abstract
Abstract A TEAR RESISTANT SHEET MATERIAL HAVING A SOFT, FIBROUS HAND. THE SHEET MATERIAL HAS A PREDETERMINED PATTERN OF FILM AREAS OF CRYSTALLINE, ORIENTABLE POLYMER. THESE FILM AREAS ARE INTERCONNECTED BY FIBROUS AREAS OF SUBSTANTIALLY THE SAME POLYMER AND THESE FILM AREAS ARE SUBSTANTIALLY THICKER THAN THE FIBROUS AREAS. THE FIBROUS AREAS HAVE A MULTIPLICITY OF FINE FIBERS UNIFORMLY DISTRIBUTED THROUGHOUT THE AREA. D R A W I N G
Inventors
- 👤 C Harmon
- 👤 W Sibbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:25
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/51; A61F13/514; A61F13/51401; A61F13/51405; A61F13/00987; A61F13/00991; A61F13/00995; A61F13/01; A61F13/01008; A61F13/511; A61F13/51121; A61F13/51474; A61F13/51476; A61F15/00; A61F15/001; A61F15/002; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/24; B; B29; B29C; B29C41/00; B29C41/24; B29C41/26; B29C48/00; B29C48/001; B29C53/00; B29C53/22; B29C53/24; B29C55/00; B29C55/02; B29C55/10; B29C55/12; B29C55/14; B29C59/00; B29C59/02; B29C59/04; B29D; B29D28/00; D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; D04; D04H; D04H13/00; A61F13/15577; A61F2013/15821; A61F2013/51409; A61F13/53; A61F2013/530131; B29C48/03; B29C48/07; B29C48/12; B29C48/13; Y; Y10; Y10S; Y10S383/00; Y10S383/908; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1976-07-16 | 1977-01-15 | 1977-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-16 | 1981-01-15 | 1981-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-16 | 1985-01-15 | 1985-07-17 | $7700.00 | Window Closed / Lapsed |