Patent US3422026A successfully refreshed from Google Patents.
US3422026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bituminous paving emulsions
Assignee: Chevron USA Inc
•
Filing: 1965-04-06
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Granted: 1969-01-14
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Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 James R Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:46
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/175; C08K5/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1960115A
Cited
US2706688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |