US3187747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical absorbent pad having ion exchange properties
Assignee: Johnson and Johnson
•
Filing: 1962-03-05
•
Granted: 1965-06-08
•
Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Alfred A Burgeni
- 👤 John C Simkevich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:55
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/46; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2051; A61L15/22; A61L15/28; A61L2300/00; A61L2300/20; A61L2300/21; A61L2300/40; A61L2300/404; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
AS A NEW ARTICLE OF MANUFACTURE, A FIBROUS ABSORBENT DRESSING FOR ABSORBING AND ACIDIFYING BODY FLUIDS TO LOWER THE PH OF SUCH FLUIDS AND ADJACENT BODY SURFACES WHICH IT CONTACTS, SAID DRESSING COMPRISING A BODY OF MULT-COMPONENT FIBERS, ONE OF SAID COMPONENTS BEING A POLYMER HAVING TEXTILE FIBER FORMING PROPERTIES, ANOTHER OF SAID COMPONENTS BEING AN ACIDIFYING POLYMER HAVING CATION EXCHANGE PROPERTIES, SAID POLYMERS BEING AN ALLOY FORM IN SAID MULTI-COMPONENT FIBERS.
Claim 2
Dependent Claim
72 words
AS A NEW ARTICLE OF MANUFACTURE, A FIBROUS ABSORBENT DRESSING FOR ABSORBING AND ACIDIFYING BODY FLUIDS TO LOWER THE PH OF SUCH FLUIDS AND ADJACENT BODY SURFACES WHICH IT CONTACTS, SAID DRESSING COMPRISING A BODY OF MULT-COMPONENT FIBERS, ONE OF SAID COMPONENTS BEING A POLYMER HAVING TEXTILE FIBER FORMING PROPERTIES, ANOTHER OF SAID COMPONENTS BEING AN ACIDIFYING POLYMER HAVING CATION EXCHANGE PROPERTIES, SAID POLYMERS BEING AN ALLOY FORM IN SAID MULTI-COMPONENT FIBERS.
References Cited (Backward Citations)
US2587717A
Cited
US2783158A
Cited
US2773000A
Cited
DE1079796B
Cited
GB842464A
Cited
US3005456A
Cited
US2823163A
Cited
US3055369A
Cited
US3067745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |