US3547848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thixotropic coating compositions comprising a varnish and a di-substituted urea
Assignee: Armour Industrial Chemical Co
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Filing: 1967-11-03
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Granted: 1970-12-15
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Expires: 1987-11-03
Abstract
No abstract record available.
Inventors
- 👤 Frederick S Marsh
- 👤 Layton F Kinney
- 👤 Roy J Betty Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:40
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/04
Claims Analysis
Total Claims: 0
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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) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |