US3605746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diapering of infants
Assignee: Kendall Co
•
Filing: 1969-12-10
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Granted: 1971-09-20
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Expires: 1989-12-10
Abstract
Abstract A DIAPER COMPRISING A BASE PIECE, WHICH IS CONSTRUCTED BY CUTTING A NOTCH IN A RECTANGULAR PIECE OF DIAPER MATERIAL AND THEN SEALING ONE EDGE OF THE NOTCH TO THE OTHER TO FORM A SEAM, AND A FLAP PIECE SECURED TO THE BASE PIECE IN THE REGION OF THE SEAM, WHEREIN, WHEN THE DIAPER IS FOLDED ALONG ITS SOLE LINE OF SYMMETRY, THE FOLD COMPRISES TWO LINE SEGMENTS WHICH INTERSECT AN OBTUSE ANGLE.
Inventors
- 👤 Charles H Schaar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:34
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/49001; A61F13/53; A61F13/534; A61F13/53409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |