US3411871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for forming active cuprous halide sorbents
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1965-06-08
•
Granted: 1968-11-19
•
Expires: 1985-06-08
Abstract
No abstract record available.
Inventors
- 👤 Bauch Werner Albert
- 👤 Burt Jack Whitfield
- 👤 Knarr Warren Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:48
CPC Classifications
C; C01; C01G; C01G3/00; C01G3/04; C01G3/05; B; B01; B01J; B01J20/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2386356A
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US2386300A
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US2386357A
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US2386379A
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US2386734A
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US2973396A
Cited
US3348908A
Cited
US3340004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |