Patent US3776807A successfully refreshed from Google Patents.
US3776807A
Expired / Lapsed
US
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Air formed adhesive bonded webs and method for forming such webs
Assignee: Kimberly Clark Corp
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Filing: 1971-05-20
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Granted: 1973-12-04
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Expires: 1991-05-20
Abstract
Abstract A METHOD OF FORMING A LIGHTWEIGHT, AIRLAID WEB OF WOOD FIBERS SUITABLE FOR TISSUE AND TOWELING APPLICATIONS COMPRISES AIRLAYING A WOOD FIBER CONTINUUM ONTO A FORAMINOUS CARRIER, BRINGING THE CONTINUUM TO CONTACT WITH A TRANSFER MEMBER PRINTED WITH AN ADHESIVE IN A PRESELECTED PATTERN, THE ADHESIVE BEING DISPOSED IN A LIQUID, AND REMOVING THE LIQUID TO PROVIDE AN AIRLAID, ADHESIVELY BONDED WEB. D R A W I N G
Inventors
- 👤 C Dunning
- 👤 W Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:46
CPC Classifications
D; D21; D21F; D21F11/00; D21F11/14; D04; D04H; D04H1/00; D04H1/04
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |