US3455830A
Expired / Lapsed
US
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Co-sulfur condensed petroleum fraction and a reactive monomer composition
Assignee: Kendall Refining Co
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Filing: 1966-12-19
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Granted: 1969-07-15
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Expires: 1986-12-19
Abstract
No abstract record available.
Inventors
- 👤 Franklin I L Lawrence
- 👤 Michael J Pohorilla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:02
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C07; C07G; C07G99/00; C07G99/002; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2219/00; C10M2219/02; C10M2219/024; C10M2221/00; C10M2223/00; C10M2223/06; C10M2223/065; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05
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) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |