Patent US2566190A successfully refreshed from Google Patents.
US2566190A
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Method and apparatus for making tampons
Assignee: International Cellucotton Products Co
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Filing: 1945-10-26
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Granted: 1951-08-28
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Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Charles J Greiner
- 👤 Oscar T Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2051; A61F13/2082; A61F13/2085; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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DE594761C
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US1773056A
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US1825492A
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FR800448A
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US2178704A
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GB537113A
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US2336744A
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US2464310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |