US2468876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary pad
Assignee: Individual
•
Filing: 1945-04-30
•
Granted: 1949-05-03
•
Expires: 1965-04-30
Abstract
No abstract record available.
Inventors
- 👤 William A Hermanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:57
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/47; A61F13/475; A61F13/4751; A61F13/4755; A61F13/51; A61F13/515; A61F13/56; A61F13/66; A61F13/665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1284143A
Cited
GB282447A
Cited
GB290224A
Cited
US1872076A
Cited
US2076526A
Cited
US2284944A
Cited
GB553657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |