US3402715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaper
Assignee: Johnson and Johnson
•
Filing: 1966-05-09
•
Granted: 1968-09-24
•
Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Liloia
- 👤 Jr Louis F May
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:19
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/49; A61F13/494; A61F13/49406; A61F13/49413
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
A DIAPER COMPRISING A WATER-PERVIOUS COVER SHEET, AN ABSORBENT BOTTOM SHEET HAVING SUBSTANTIALLY THE SAME WIDTH AS SAID WATER-PERVIOUS COVER SHEET, AN ABSORBENT PAD POSITIONED BETWEEN SAID WATER-PERVIOUS COVER SHEET AND SAID ABSORBENT BOTTOM SHEET AND SPACED FROM THE SIDE EDGES OF SAID WATER-PERVIOUS COVER SHEET AND SAID BOTTOM SHEET AND DISPOSED APPROXIMATELY CENTRALLY WITH RESPECT TO THE SIDE EDGES THEREOF, A WATER-IMPERMEABLE FILM SECURED TO THE UNDER SURFACE OF SAID BOTTOM SHEET SAID WATER-IMPERMEABLE FILM EXTENDING FROM ONE SIDE EDGE OF SAID ABSORBENT BOTTOM SHEET TO THE OTHER SIDE EDGE THEREOF AND SPACED FROM THE ENDS OF SAID ABSORBENT BOTTOM SHEET TO PROVIDE FILM-FREE PORTIONS AT EACH END OF SAID ABSORBENT BOTTOM SHEET, SAID FILM-FREE PORTIONS BEING FOLDED OVER THE END PORTION OF SAID DIAPER AND SECURED TO SAID COVER SHEET TO PROVIDE ABSORBENT WAISTBANDS AT EACH END OF SAID DIAPER, SAID DIAPER HAVING BOTH SIDE EDGES INFOLDED AND THEN OUTFOLDED ALONG LINES SUBSTANTIALLY PARALLEL TO THE CENTER LONGITUDINAL AXIS OF SAID DIAPER TO PROVIDE A PAIR OF DOUBLE FOLDS THE EXPOSED SURFACE OF THE SIDE EDGES OF SAID DIAPER RESULTING FROM THE OUTFOLDING BEING ABSORBENT.
Claim 2
Dependent Claim
187 words
A DIAPER COMPRISING A WATER-PERVIOUS COVER SHEET, AN ABSORBENT BOTTOM SHEET HAVING SUBSTANTIALLY THE SAME WIDTH AS SAID WATER-PERVIOUS COVER SHEET, AN ABSORBENT PAD POSITIONED BETWEEN SAID WATER-PERVIOUS COVER SHEET AND SAID ABSORBENT BOTTOM SHEET AND SPACED FROM THE SIDE EDGES OF SAID WATER-PERVIOUS COVER SHEET AND SAID BOTTOM SHEET AND DISPOSED APPROXIMATELY CENTRALLY WITH RESPECT TO THE SIDE EDGES THEREOF, A WATER-IMPERMEABLE FILM SECURED TO THE UNDER SURFACE OF SAID BOTTOM SHEET SAID WATER-IMPERMEABLE FILM EXTENDING FROM ONE SIDE EDGE OF SAID ABSORBENT BOTTOM SHEET TO THE OTHER SIDE EDGE THEREOF AND SPACED FROM THE ENDS OF SAID ABSORBENT BOTTOM SHEET TO PROVIDE FILM-FREE PORTIONS AT EACH END OF SAID ABSORBENT BOTTOM SHEET, SAID FILM-FREE PORTIONS BEING FOLDED OVER THE END PORTION OF SAID DIAPER AND SECURED TO SAID COVER SHEET TO PROVIDE ABSORBENT WAISTBANDS AT EACH END OF SAID DIAPER, SAID DIAPER HAVING BOTH SIDE EDGES INFOLDED AND THEN OUTFOLDED ALONG LINES SUBSTANTIALLY PARALLEL TO THE CENTER LONGITUDINAL AXIS OF SAID DIAPER TO PROVIDE A PAIR OF DOUBLE FOLDS THE EXPOSED SURFACE OF THE SIDE EDGES OF SAID DIAPER RESULTING FROM THE OUTFOLDING BEING ABSORBENT.
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) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |