US3296144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of stains from polymeric materials, particularly vinyl plastics
Assignee: Kimball Systems Inc
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Filing: 1963-12-18
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Granted: 1967-01-03
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Expires: 1983-12-18
Abstract
No abstract record available.
Inventors
- 👤 Roy A White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:09
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/166; C11D3/26; C11D3/30
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
88 words
A METHOD OF REMOVING STAINS FROM A POLYMERIC MATERIAL INCLUDING A POLYMER COMPONENT AND PLASTICIZER COMPONENT WHICH COMPRISES APPLYING TO THE STAINED AREA A PRIMARY AMINE BORANE SOLUBLE IN ONE OF SAID COMPONENTS FORMING SAID MATERIAL, FOR A PERIOD OF TIME TO EFFECT REMOVAL OF STAINS, SAID PRIMARY AMINE BORANE SELECTED FROM THE GROUP CONSISTING OF MONOMETHYL AMINE BORANE, MONOETHYL AMINE BORANE, MONOPROPYL AMINE BORANE, MONOISOPROPYL AMINE BORANE, MONOBUTYL AMINE BORANE, MONOISOBUTYL AMINE BORANE, MONOETHANOLAMINE BORANE, BENZYL AMINE BORANE, ETHYLENEDIAMINE BORANE, DODECYL AMINE BORANE AND CYCLOHEXYL AMINE BORANE.
Claim 2
Independent Claim
88 words
A METHOD OF REMOVING STAINS FROM A POLYMERIC MATERIAL INCLUDING A POLYMER COMPONENT AND PLASTICIZER COMPONENT WHICH COMPRISES APPLYING TO THE STAINED AREA A PRIMARY AMINE BORANE SOLUBLE IN ONE OF SAID COMPONENTS FORMING SAID MATERIAL, FOR A PERIOD OF TIME TO EFFECT REMOVAL OF STAINS, SAID PRIMARY AMINE BORANE SELECTED FROM THE GROUP CONSISTING OF MONOMETHYL AMINE BORANE, MONOETHYL AMINE BORANE, MONOPROPYL AMINE BORANE, MONOISOPROPYL AMINE BORANE, MONOBUTYL AMINE BORANE, MONOISOBUTYL AMINE BORANE, MONOETHANOLAMINE BORANE, BENZYL AMINE BORANE, ETHYLENEDIAMINE BORANE, DODECYL AMINE BORANE AND CYCLOHEXYL AMINE BORANE.
Claim 3
Independent Claim
62 words
A METHOD OF REMOVING STAINS FROM A POLYMERIC MATERIAL INCLUDING A POLYMER COMPONENT AND A PLASTICIZER COMPONENT WHICH COMPRISES APPLYING TO THE STAINED AREA A BOROHYDRIDE SOLUBLE IN AT LEAST ONE OF SAID COMPONENTS FORMING SAID MATERIAL, FOR A PERIOD OF TIME TO EFFECT REMOVAL OF STAINS, SAID BOROHYDRIDE SELECTED FROM THE GROUP CONSISTING OF SODIUM BOROHYDRIDE, POTASSIUM BOROHYDRIDE AND LITHIUM BOROHYDRIDE.
Claim 4
Independent Claim
62 words
A METHOD OF REMOVING STAINS FROM A POLYMERIC MATERIAL INCLUDING A POLYMER COMPONENT AND A PLASTICIZER COMPONENT WHICH COMPRISES APPLYING TO THE STAINED AREA A BOROHYDRIDE SOLUBLE IN AT LEAST ONE OF SAID COMPONENTS FORMING SAID MATERIAL, FOR A PERIOD OF TIME TO EFFECT REMOVAL OF STAINS, SAID BOROHYDRIDE SELECTED FROM THE GROUP CONSISTING OF SODIUM BOROHYDRIDE, POTASSIUM BOROHYDRIDE AND LITHIUM BOROHYDRIDE.
Claim 5
Dependent Claim
46 words
A STAIN REMOVER FOR POLYMERIC MATERIALS COMPRISING A VINYL SHEET MATERIAL IMPREGNATED WITH A HETEROCYCLIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF PYRIDINE BORANE, METHYL PYRIDINE BORANE, DIMETHYL PYRIDINE BORANE, ETHYL PYRIDINE BORANE, DIETHYL PYRIDINE BORANE, PROPYL PYRIDINE BORANE, ISOPROPYL PYRIDINE BORANE AND BUTYL PYRIDINE BORANE.
Claim 6
Dependent Claim
46 words
A STAIN REMOVER FOR POLYMERIC MATERIALS COMPRISING A VINYL SHEET MATERIAL IMPREGNATED WITH A HETEROCYCLIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF PYRIDINE BORANE, METHYL PYRIDINE BORANE, DIMETHYL PYRIDINE BORANE, ETHYL PYRIDINE BORANE, DIETHYL PYRIDINE BORANE, PROPYL PYRIDINE BORANE, ISOPROPYL PYRIDINE BORANE AND BUTYL PYRIDINE BORANE.
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |