Patent US4444674A successfully refreshed from Google Patents.
Patent US3496260A successfully refreshed from Google Patents.
US3496260A
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Method for producing fibrous web from polymer film
Assignee: Polyloom Corporation of America
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Filing: 1968-12-20
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Granted: 1970-02-17
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Expires: 1988-12-20
Abstract
No abstract record available.
Inventors
- 👤 Lloyd M Guenther
- 👤 Gordon B Johnson
- 👤 Arthur L Meader Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:43
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; D04; D04H; D04H13/00; Y; Y10; Y10S; Y10S264/00; Y10S264/47; Y10T; Y10T225/00; Y10T225/10; Y10T225/14; Y10T83/00; Y10T83/04; Y10T83/0481
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) | 1973-02-16 | 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 |