US2960089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cellulosic product
Assignee: Kimberly Clark Corp
•
Filing: 1958-05-02
•
Granted: 1960-11-15
•
Expires: 1978-05-02
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Harwood
- 👤 Winterton U Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:59
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/53; A61F13/538; A61F13/01; A61F13/534; A61F13/537; A61F13/53704; A61F13/56; A61F13/64; A61F2013/530131; A61F2013/53445; A61F13/53708; A61F2013/53721; A61F2013/5694
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |