US2978347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organo-zirconium derivatives
Assignee: Union Carbide Corp
•
Filing: 1956-12-21
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Granted: 1961-04-04
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Expires: 1976-12-21
Abstract
No abstract record available.
Inventors
- 👤 James O Koehler
- 👤 Lamprey Headlee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:16
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; C; C07; C07F; C07F7/00; C07F7/003; C09; C09B; C09B67/00; C09B67/0071; C09B67/0084; C09B67/0085; D06P1/673; D06P1/67333; D06P1/67341
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PROCESS FOR REDUCING THE DISPERSION TIME OF INORGANIC AND ORGANIC PIGMENTS IN PAINT, VARNISH AND ORGANIC BASE INK MEDIA, WHICH PROCESS COMPRISES ADDING ABOUT 0.1 PERCENT TO ABOUT 5 PERCENT BY WEIGHT OF SAID MEDIA OF AT LEAST ONE ORGANO-ZIRCONIUM DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF THE AMINO ALCOHOL ZIRCONATES HAVING THE FORMULA
Claim 2
Dependent Claim
55 words
A PROCESS FOR REDUCING THE DISPERSION TIME OF INORGANIC AND ORGANIC PIGMENTS IN PAINT, VARNISH AND ORGANIC BASE INK MEDIA, WHICH PROCESS COMPRISES ADDING ABOUT 0.1 PERCENT TO ABOUT 5 PERCENT BY WEIGHT OF SAID MEDIA OF AT LEAST ONE ORGANO-ZIRCONIUM DERIVATIVE SELECTED FROM THE GROUP CONSISTING OF THE AMINO ALCOHOL ZIRCONATES HAVING THE FORMULA
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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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |