US2578664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin
Assignee: Johnson and Johnson
•
Filing: 1947-05-08
•
Granted: 1951-12-18
•
Expires: 1967-05-08
Abstract
No abstract record available.
Inventors
- 👤 Donald W Beery
- 👤 James J Eberl
- 👤 Alvin R Ingram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:58
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/15577; A61F13/15666; A61F13/15682; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2064292A
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US2142039A
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US2262275A
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US2348039A
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GB542869A
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US2290563A
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US2230792A
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US2306399A
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US2331355A
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US2408508A
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US2394101A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |