Patent US2964039A successfully refreshed from Google Patents.
US2964039A
Expired / Lapsed
US
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Preformed, arcuate sanitary napkins
Assignee: Personal Products Co
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Filing: 1955-01-18
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Granted: 1960-12-13
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Expires: 1975-01-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert W Johnson
- 👤 Robert J Mortimer
- 👤 William H Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:29
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/47; A61F13/472; A61F13/47218; A61F13/15577; A61F13/15804; A61F13/47236; A61F13/47245; A61F13/53; A61F13/534; A61F13/535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB352805A
Cited
US2455925A
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US2331355A
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US2408508A
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US2468876A
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US2549982A
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US2566325A
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US2566451A
Cited
US2773503A
Cited
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 |