Patent US4033675A successfully refreshed from Google Patents.
Patent US3301804A successfully refreshed from Google Patents.
US3301804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous emulsion comprising reaction product of liquid epoxy resin and amino boric acid ester
Assignee: Beazer East Inc
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Filing: 1963-09-30
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Granted: 1967-01-31
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Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 John G Zora
- 👤 Donald V Todd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:30
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/4007; C08G59/4078; C08K; C08K5/00; C08K5/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PROCESS FOR THE PREPARATION OF AN AQUEOUS EMULSION OF AN EPOXY RESIN AND A SURFACTANT AGENT THAT IS CAPABLE OF FUNCTIONING AS A CROSS-LINKING CURING AGENT WITH SAID EPOXY RESIN UPON APPLICATION OF THE EMULSION TO A SURFACE AS A COATING TO FORM THEREBY A CURED THERMOSET WATER INSOLUBLE RESINOUS PRODUCT WHICH COMPRISES: (A) REACTING FROM 3 TO 10 PARTS OF A BORIC ACID ESTER DERIVED FROM BORIC ACID AND BOTH AN ALKYLENE GLYCOL AND A BETA-DIALKYL SUBSTITUTED AMINO-ALKANOL HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
84 words
A PROCESS FOR THE PREPARATION OF AN AQUEOUS EMULSION OF AN EPOXY RESIN AND A SURFACTANT AGENT THAT IS CAPABLE OF FUNCTIONING AS A CROSS-LINKING CURING AGENT WITH SAID EPOXY RESIN UPON APPLICATION OF THE EMULSION TO A SURFACE AS A COATING TO FORM THEREBY A CURED THERMOSET WATER INSOLUBLE RESINOUS PRODUCT WHICH COMPRISES: (A) REACTING FROM 3 TO 10 PARTS OF A BORIC ACID ESTER DERIVED FROM BORIC ACID AND BOTH AN ALKYLENE GLYCOL AND A BETA-DIALKYL SUBSTITUTED AMINO-ALKANOL HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |