Patent US3035906A successfully refreshed from Google Patents.
US3035906A
Expired / Lapsed
US
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Synergistic additive mixtures for fuels
Assignee: Ethyl Corp
•
Filing: 1958-05-28
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Granted: 1962-05-22
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Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 James B Hinkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:45
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/224; C10L1/26; C10L1/2633; C10L1/2641
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A FUEL ADDITIVE COMPOSITION CONSISTING ESSENTIALLY OF A PHOSPHATE HAVING THE FORMULA
Claim 2
Dependent Claim
12 words
A FUEL ADDITIVE COMPOSITION CONSISTING ESSENTIALLY OF A PHOSPHATE HAVING THE FORMULA
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Cited
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Cited
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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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |