Patent US2399981A successfully refreshed from Google Patents.
US2399981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper product and method of making the same
Assignee: Kimberly Clark Tissue Co
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Filing: 1941-08-13
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Granted: 1946-05-07
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Expires: 1961-08-13
Abstract
No abstract record available.
Inventors
- 👤 Kenneth W Britt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:56
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/63; D21H17/70; D21H17/67; D21H17/68
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) | 1949-05-06 | 1949-11-05 | 1950-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-05-06 | 1953-11-05 | 1954-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-05-06 | 1957-11-05 | 1958-05-07 | $7700.00 | Window Closed / Lapsed |