US3375827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin with flow control element
Assignee: Kimberly Clark Corp
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Filing: 1965-03-30
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Granted: 1968-04-02
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Expires: 1985-03-30
Abstract
No abstract record available.
Inventors
- 👤 John C Bletzinger
- 👤 Eugene H Condon
- 👤 Richard C Simons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:56
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/53; A61F13/534; A61F13/537; A61F13/53708; A61F13/53717; A61F13/53743; A61F13/53747; A61F13/53756; A61F13/51; A61F13/511; A61F13/15203; A61F2013/15284; A61F2013/15422; A61F2013/1543; A61F13/514; A61F13/51401; A61F2013/51409; A61F2013/530131; A61F2013/530437; A61F2013/53445; A61F2013/53721; A61F2013/53726
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) | 1971-04-02 | 1971-10-02 | 1972-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-02 | 1975-10-02 | 1976-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-02 | 1979-10-02 | 1980-04-02 | $7700.00 | Window Closed / Lapsed |