US5011689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition of matter and method for treating poison ivy
Assignee: Individual
•
Filing: 1989-12-11
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Granted: 1991-04-30
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Expires: 2009-12-11
Abstract
Abstract The invention comprises a method of reducing rash formation and itching of skin caused by poison ivy. The method comprises breaking up a plant of the genus Plantago, preferably broadleaf Plantain, to release the sap therein and to form a fibrous pulp containing sap and applying an effective amount of the sap-containing pulp to the affected area of the skin.
Inventors
- 👤 T. Paul Misenko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:24
CPC Classifications
A; A61; A61K; A61K36/00; A61K36/18; A61K36/185; A61K36/68; Y; Y10; Y10S; Y10S424/00; Y10S424/13
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
51 words
A method for reducing rash formation and itching of skin caused by poison ivy comprising breaking up a plant of the genus Plantago to release the sap therein and to form a fibrous pulp containing sap and applying an effective amount of said sap-containing pulp to the affected area of skin.
Claim 2
Independent Claim
51 words
A method for reducing rash formation and itching of skin caused by poison ivy comprising breaking up a plant of the genus Plantago to release the sap therein and to form a fibrous pulp containing sap and applying an effective amount of said sap-containing pulp to the affected area of skin.
Claim 3
Dependent Claim
11 words
The method of claim 1 wherein the plant is broadleaf plantain.
Claim 4
Dependent Claim
24 words
The method of claim 1 further comprising repeating application of the sap-containing pulp to the affected area until the rash and itching completely disappears.
Claim 5
Independent Claim
29 words
A method of treating poison ivy consisting essentially of applying an effective amount of sap of a plant of the genus Plantago on the affected area of the skin.
Claim 6
Independent Claim
29 words
A method of treating poison ivy consisting essentially of applying an effective amount of sap of a plant of the genus Plantago on the affected area of the skin.
Claim 7
Dependent Claim
11 words
The method of claim 4 wherein the plant is broadleaf plantain.
Claim 8
Dependent Claim
24 words
The method of claim 4 further comprising the step of combining the sap with a pharmaceutically acceptable carrier prior to application to the skin.
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) | 1994-04-29 | 1994-10-29 | 1995-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-04-29 | 1998-10-29 | 1999-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-04-29 | 2002-10-29 | 2003-04-30 | $7700.00 | Window Closed / Lapsed |