US3498874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apertured tanglelaced nonwoven textile fabric
Assignee: EIDP Inc
•
Filing: 1969-06-18
•
Granted: 1970-03-03
•
Expires: 1989-06-18
Abstract
No abstract record available.
Inventors
- 👤 Franklin James Evans
- 👤 Charles Shambelan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:54
CPC Classifications
D; D04; D04H; D04H18/00; D04H18/04; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H1/492; D04H1/495; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24298; Y10T428/24479; Y10T428/2457
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3081515A
Cited
US2862251A
Cited
US3033721A
Cited
US3042576A
Cited
US3129466A
Cited
US3214819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |