Patent US3414583A successfully refreshed from Google Patents.
US3414583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper hexadecafluorophthalocyanine
Assignee: Imperial Smelting Corp Ltd
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Filing: 1965-06-04
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Granted: 1968-12-03
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Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Wotton David Edward Mudge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:13
CPC Classifications
C; C09; C09B; C09B47/00; C09B47/04; C09B47/06; C09B47/067; C09B47/0671
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
2 words
COPPER HEXADECAFLUOROPHTHALOCYANINE.
Claim 2
Dependent Claim
2 words
COPPER HEXADECAFLUOROPHTHALOCYANINE.
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) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |