Patent US3365431A successfully refreshed from Google Patents.
Patent US3666609A successfully refreshed from Google Patents.
US3666609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reticulate sheet material
Assignee: Johnson and Johnson
•
Filing: 1970-07-15
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Granted: 1972-05-30
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Expires: 1990-07-15
Abstract
Abstract A RETICULATE POLYMER SHEET MATERIAL COMPRISING INTERSECTING FILAMENTS WITH THE FILAMENTS INTEGRAL AT THE INTERSECTIONS. THE FILAMENTS BETWEEN INTERSECTIONS HAVE A HIGH DEGREE OF MOLECULAR ORIENTATION. THE INTERSECTIONS HAVE A MOLECULAR ORIENTATION OF AT LEAST 75% OF THE MOLECULAR ORIENTATION OF THE FILAMENTS.
Inventors
- 👤 Frank Kalwaites
- 👤 Peter L Doviak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:25
CPC Classifications
B; B29; B29C; B29C55/00; B29C55/02; B29C55/10; B29C55/12; B29C55/14; B29C55/146; B29D; B29D28/00; Y; Y10; Y10S; Y10S264/00; Y10S264/70; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24298; Y10T428/31504; Y10T428/31855; Y10T428/31938
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) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |