US3501369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonwoven fabric and method of making the same
Assignee: Johnson and Johnson
•
Filing: 1965-11-17
•
Granted: 1970-03-17
•
Expires: 1985-11-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Drelich
- 👤 Michael R Fechillas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:42
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/54; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/69; Y10T442/692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |