Patent US4601171A successfully refreshed from Google Patents.
US2964041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorbent product
Assignee: Personal Products Co
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Filing: 1959-06-17
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Granted: 1960-12-13
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Expires: 1979-06-17
Abstract
No abstract record available.
Inventors
- 👤 William H Ashton
- 👤 Edward A Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:39
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/53; A61F13/534; A61F13/537; A61L; A61L15/00; A61L15/16; A61L15/22; A61L15/24; C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06
Claims Analysis
Total Claims: 0
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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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |