US3043128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analyzer
Assignee: Phillips Petroleum Co
•
Filing: 1958-09-17
•
Granted: 1962-07-10
•
Expires: 1978-09-17
Abstract
No abstract record available.
Inventors
- 👤 Buell O Ayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:23
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/26; G01N30/28; G01N30/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2826908A
Cited
US2279368A
Cited
US2398818A
Cited
US2491210A
Cited
US2743995A
Cited
US2820132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |