US2542909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin
Assignee: International Cellucotton Products Co
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Filing: 1949-08-23
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Granted: 1951-02-20
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Expires: 1969-08-23
Abstract
No abstract record available.
Inventors
- 👤 Wet Charl Louis Roux De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:01
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/84; A61F13/8405; A01; A01N; A01N33/00; A01N33/02; A01N33/12; A01N59/00; A01N59/16; A61L; A61L15/00; A61L15/16; A61L15/18; A61L15/20; A61L15/42; A61L15/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A SANITARY NAPKIN WHICH INCLUDES A FIBROUS, LIQUID PERMEABLE, ABSORBENT ELEMENT AND A DEODORANT DISTRIBUTED THROUGHOUT THE ACTIVE PORTION THEREOF, THE SAID DEODORANT COMPRISING FROM ABOUT 1.5 T 30.0 MILLIGRAMS OF A QUATERNARY AMMONIUM COMPOUND AND OVER ABOUT 15 MILLIGRAMS OF COMMERCIAL ZINC PEROXIDE.
Claim 2
Dependent Claim
44 words
A SANITARY NAPKIN WHICH INCLUDES A FIBROUS, LIQUID PERMEABLE, ABSORBENT ELEMENT AND A DEODORANT DISTRIBUTED THROUGHOUT THE ACTIVE PORTION THEREOF, THE SAID DEODORANT COMPRISING FROM ABOUT 1.5 T 30.0 MILLIGRAMS OF A QUATERNARY AMMONIUM COMPOUND AND OVER ABOUT 15 MILLIGRAMS OF COMMERCIAL ZINC PEROXIDE.
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) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |