US2584898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination diaper and moistureproof cover
Assignee: Individual
•
Filing: 1950-02-03
•
Granted: 1952-02-05
•
Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 Margaret O Mcconnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:44
CPC Classifications
A; A41; A41B; A41B13/00; A41B13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1169500A
Cited
US1931357A
Cited
US2119610A
Cited
US2292030A
Cited
US2511036A
Cited
US2523079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |