Patent US4438995A successfully refreshed from Google Patents.
Patent US2835604A successfully refreshed from Google Patents.
US2835604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dye stick and process of making it
Assignee: Individual
•
Filing: 1953-09-28
•
Granted: 1958-05-20
•
Expires: 1973-09-28
Abstract
No abstract record available.
Inventors
- 👤 Aronberg Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:57
CPC Classifications
C; C09; C09D; C09D13/00; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/919
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
104 words
A METHOD OF PREPARING A COLORING DYE STICK WHICH, UPON BEING MOISTENED WITH WATER, CAN BE USED TO COLOR PAPER AND OTHER SURFACES AND WHICH IS ADAPTED READILY TO BE WASHED FROM FABRICS WITH SOAP AND WATER, WHICH CONSISTS ESSENTIALLY IN ADMIXING A NORMALLY SOLID HIGHER MOLECULAR WEIGHT FATTY ACID WITH A NORMALLY LIQUID ALIPHATIC AMINE CONTAINING A MINOR PROPORTION OF A WATERSOLUBLE NON-TOXIC ORGANIC DYE IN SOLUTION OR DISPERSION IN SAID AMINE, WHEREBY TO FORM A NORMALLY SOLID SOAP OF SAID AMINE AND SAID FATTY ACID, MAINTAINING SAID RESULTING COMPOSITION IN LIQUID FORM, AND THEN SOLIDIFYING SAID COMPOSITION IN THE FORM OF STICKS.
Claim 2
Independent Claim
104 words
A METHOD OF PREPARING A COLORING DYE STICK WHICH, UPON BEING MOISTENED WITH WATER, CAN BE USED TO COLOR PAPER AND OTHER SURFACES AND WHICH IS ADAPTED READILY TO BE WASHED FROM FABRICS WITH SOAP AND WATER, WHICH CONSISTS ESSENTIALLY IN ADMIXING A NORMALLY SOLID HIGHER MOLECULAR WEIGHT FATTY ACID WITH A NORMALLY LIQUID ALIPHATIC AMINE CONTAINING A MINOR PROPORTION OF A WATERSOLUBLE NON-TOXIC ORGANIC DYE IN SOLUTION OR DISPERSION IN SAID AMINE, WHEREBY TO FORM A NORMALLY SOLID SOAP OF SAID AMINE AND SAID FATTY ACID, MAINTAINING SAID RESULTING COMPOSITION IN LIQUID FORM, AND THEN SOLIDIFYING SAID COMPOSITION IN THE FORM OF STICKS.
Claim 3
Dependent Claim
64 words
A COLORING DYE STICK, ADAPTED UPON MOISTENING WITH WATER TO BE USED TO COLOR PAPER AND OTHER SURFACES AND READILY TO BE WASHED FROM FABRICS WITH SOAP AND WATER, CONSISTING ESSENTIALLY OF A NORMALLY SOLID WATER-SOLUBLE SOAP OF AN ALIPHATIC AMINE WITH A HIGHER MOLECULAR WEIGHT FATTY ACID, AND A MINOR PROPORTION OF A WATER-SOLUBLE NON-TOXIC ORGANIC DYE SUBSTANTIALLY UNIFORMLY DISPERSED THROUGH SAID COMPOSITION.
Claim 4
Dependent Claim
64 words
A COLORING DYE STICK, ADAPTED UPON MOISTENING WITH WATER TO BE USED TO COLOR PAPER AND OTHER SURFACES AND READILY TO BE WASHED FROM FABRICS WITH SOAP AND WATER, CONSISTING ESSENTIALLY OF A NORMALLY SOLID WATER-SOLUBLE SOAP OF AN ALIPHATIC AMINE WITH A HIGHER MOLECULAR WEIGHT FATTY ACID, AND A MINOR PROPORTION OF A WATER-SOLUBLE NON-TOXIC ORGANIC DYE SUBSTANTIALLY UNIFORMLY DISPERSED THROUGH SAID COMPOSITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |