US3236238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin and method of making
Assignee: Johnson and Johnson
•
Filing: 1963-01-30
•
Granted: 1966-02-22
•
Expires: 1983-01-30
Abstract
No abstract record available.
Inventors
- 👤 Edward A Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:37
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/47; A61F13/472; A61F13/47272; A61F13/15577; A61F13/15707; A61F13/51; A61F13/511; A61F13/51121; A61F13/5116; A61F13/53; A61F13/534; A61F13/539; A61F2013/15821; A61F13/49; A61F13/495; A61F2013/4958; A61F2013/51002; A61F2013/51038; A61F2013/51042; A61F2013/51186; A61F13/513; A61F2013/51355; A61F13/514; A61F13/51401; A61F2013/51409; A61F2013/530131; A61F2013/53445; A61F2013/53908; A61F2013/53966; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/24521
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A PREFORMED BODY SUITABLE FOR PADDING OR FOR ABSORBING FLUID COMPRISING AN INNER CORE OF FIBROUS MATERIAL HAVING A NON-PLANAR PORTION AND A FIBROUS COVER ON SAID CORE, SAID COVER COMPRISING RELATIVELY NONSHRINKABLE FIBERS HAVING SPACED ELONGATED ELEMENTS OF A SHRINKABLE MATERIAL BONDED THEREIN IN THE AREA OVERLYING SAID NONPLANAR PORTION OF SAID CORE, SAID ELEMENTS BEING IN A SHRUNKEN STATE WHEREBY SAID ELEMENTS ARE IN CONFORMING RELATIONSHIP TO THE NONPLANAR PORTION OF SAID CORE AND THEREBY ALSO SAID COVER IS STABILIZED IN INTIMATE CONTACT WITH SAID IN CONFORMING RELATIONSHIP TO THE NON-PLANAR PORTION OF SAID CORE.
Claim 2
Dependent Claim
97 words
A PREFORMED BODY SUITABLE FOR PADDING OR FOR ABSORBING FLUID COMPRISING AN INNER CORE OF FIBROUS MATERIAL HAVING A NON-PLANAR PORTION AND A FIBROUS COVER ON SAID CORE, SAID COVER COMPRISING RELATIVELY NONSHRINKABLE FIBERS HAVING SPACED ELONGATED ELEMENTS OF A SHRINKABLE MATERIAL BONDED THEREIN IN THE AREA OVERLYING SAID NONPLANAR PORTION OF SAID CORE, SAID ELEMENTS BEING IN A SHRUNKEN STATE WHEREBY SAID ELEMENTS ARE IN CONFORMING RELATIONSHIP TO THE NONPLANAR PORTION OF SAID CORE AND THEREBY ALSO SAID COVER IS STABILIZED IN INTIMATE CONTACT WITH SAID IN CONFORMING RELATIONSHIP TO THE NON-PLANAR PORTION OF SAID CORE.
References Cited (Backward Citations)
US2245289A
Cited
US2607104A
Cited
US2802764A
Cited
GB796868A
Cited
US2900980A
Cited
US3047444A
Cited
US2878628A
Cited
US2964040A
Cited
US3095878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |