US3401111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogen compression by centrifugal compressors
Assignee: Fluor Corp
•
Filing: 1966-07-05
•
Granted: 1968-09-10
•
Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Steven B Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:42
CPC Classifications
C; C10; C10G; C10G49/00; C10G49/22; C10G47/00; F; F04; F04D; F04D25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3008895A
Cited
US3141748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |