Patent US2050417A successfully refreshed from Google Patents.
US3347237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressed catamenial tampon of regenerated cellulose
Assignee: Individual
•
Filing: 1964-03-09
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Granted: 1967-10-17
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Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Jones John Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:18
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2051; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A MENSTRUAL TAMPON COMPRISING: A PORUS, DRY, ONEPIECE, REGENERATED CELLULOSE SPONGE TAMPON HAVING A UNIFORM POLYGONAL CROSS SECTION AREA AND A CYLINDRICAL BODY LENGTH, SAID REGENERATED CELLULOSE CYLINDRICAL TAMPON BEING SEMI-PERMENENTLY, UNIFORMLY RADIALLY COMPRESSED IN CROSS SECTION AREA TO MINIMUM SIZE PORE OPENINGS.
Claim 2
Dependent Claim
43 words
A MENSTRUAL TAMPON COMPRISING: A PORUS, DRY, ONEPIECE, REGENERATED CELLULOSE SPONGE TAMPON HAVING A UNIFORM POLYGONAL CROSS SECTION AREA AND A CYLINDRICAL BODY LENGTH, SAID REGENERATED CELLULOSE CYLINDRICAL TAMPON BEING SEMI-PERMENENTLY, UNIFORMLY RADIALLY COMPRESSED IN CROSS SECTION AREA TO MINIMUM SIZE PORE OPENINGS.
References Cited (Backward Citations)
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Cited
US2437265A
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US2710007A
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US2880726A
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US2815756A
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US2884925A
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US3196873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |