US3267088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shellac ester-epoxycycloalkane compositions
Assignee: GILLESPIE ROGERS PYATT CO Inc
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Filing: 1965-09-13
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Granted: 1966-08-16
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Expires: 1985-09-13
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Cockeram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:52
CPC Classifications
C; C09; C09F; C09F1/00; C09F1/04; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/62; C08G59/625; C08L; C08L63/00; C08L93/00; C08L93/02; C09D; C09D193/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE PROCESS OF MAKING A VISCOUS RESINOUS COMPOSITION WHICH COMPRISES THE STEPS OF (1) FORMING A MIXTURE OF INGREDIENTS CONSISTING OF (A) AN ALCOHOLIC SOLUTION OF SHELLAC WHICH HAS BEEN ESTERFIED WITH SAID ALCOHOL IN AN AMOUNT WITHIN THE RANGE OF ABOUT 12% AND 50%, AND (B) AN EPOXYCYCLOALKANE COMPOUND, AND (2) HEATING THE AFORESAID MIXTURE AT A TEMPERATURE BELOW 110*C. UNTIL THE ALCOHOL IS DRIVEN OFF, AND THEN AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 110* TO 115* FOR ABOUT ONE HOUR.
Claim 2
Dependent Claim
84 words
THE PROCESS OF MAKING A VISCOUS RESINOUS COMPOSITION WHICH COMPRISES THE STEPS OF (1) FORMING A MIXTURE OF INGREDIENTS CONSISTING OF (A) AN ALCOHOLIC SOLUTION OF SHELLAC WHICH HAS BEEN ESTERFIED WITH SAID ALCOHOL IN AN AMOUNT WITHIN THE RANGE OF ABOUT 12% AND 50%, AND (B) AN EPOXYCYCLOALKANE COMPOUND, AND (2) HEATING THE AFORESAID MIXTURE AT A TEMPERATURE BELOW 110*C. UNTIL THE ALCOHOL IS DRIVEN OFF, AND THEN AT A TEMPERATURE WITHIN THE RANGE OF ABOUT 110* TO 115* FOR ABOUT ONE HOUR.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |