Patent US3484201A successfully refreshed from Google Patents.
US3484201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sulphur pelletization
Assignee: COMINCO BINANI ZINC Ltd
•
Filing: 1967-07-14
•
Granted: 1969-12-16
•
Expires: 1987-07-14
Abstract
No abstract record available.
Inventors
- 👤 Louis Landucci
- 👤 Donald Roderick Mckay
- 👤 Charles Alexander Sutherland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:18
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/02; C01B17/0237
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1285358A
Cited
US1378084A
Cited
US2629133A
Cited
US3034864A
Cited
GB763936A
Cited
GB1001486A
Cited
DE1229501B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |