US1168046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovering sulfur dioxid.
Assignee: Individual
•
Filing: 1913-07-07
•
Granted: 1916-01-11
•
Expires: 1933-07-07
Abstract
No abstract record available.
Inventors
- 👤 Lucien Paul Basset
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:57
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/48; C01B17/50; C01B17/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1919-01-10 | 1919-07-12 | 1920-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-01-10 | 1923-07-12 | 1924-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-01-10 | 1927-07-12 | 1928-01-11 | $7700.00 | Window Closed / Lapsed |