US3386441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catamenial pad with an enzyme thereon
Assignee: Johnson and Johnson
•
Filing: 1966-02-28
•
Granted: 1968-06-04
•
Expires: 1986-02-28
Abstract
No abstract record available.
Inventors
- 👤 Merre Leon J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:11
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/00987; A61F13/00991; A61F13/15; A61F13/84; A61F13/8405; A61F2013/8438; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
AN ABSORBENT CATAMENIAL PAD COMPRISING A RELATIVELY THICK ABSORBENT CORE OF FIBROUS MATERIAL AND A LIQUID PERVIOUS FIBROUS COVER AROUND SAID CORE, SAID PAD CONTAINING WITHIN THE FIBROUS STRUCTURE ON AT LEAST THE PORTION OF THE SURFACE AREA THEREOF FIRST TO INTERCEPT MENSTRUAL
Claim 2
Dependent Claim
43 words
AN ABSORBENT CATAMENIAL PAD COMPRISING A RELATIVELY THICK ABSORBENT CORE OF FIBROUS MATERIAL AND A LIQUID PERVIOUS FIBROUS COVER AROUND SAID CORE, SAID PAD CONTAINING WITHIN THE FIBROUS STRUCTURE ON AT LEAST THE PORTION OF THE SURFACE AREA THEREOF FIRST TO INTERCEPT MENSTRUAL
References Cited (Backward Citations)
US1729752A
Cited
US2848308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |