US3496259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing fibrous web
Assignee: Polyloom Corporation of America
•
Filing: 1968-05-03
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Granted: 1970-02-17
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Expires: 1988-05-03
Abstract
No abstract record available.
Inventors
- 👤 Lloyd M Guenther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:22
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; B; B29; B29C; B29C67/00; B29D; B29D28/00; Y; Y10; Y10S; Y10S264/00; Y10S264/47; Y10T; Y10T225/00; Y10T225/10; Y10T225/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2853741A
Cited
US3137893A
Cited
GB1010206A
Cited
US3273771A
Cited
US3302501A
Cited
US3369435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |