US2904403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of if5
Assignee: EIDP Inc
•
Filing: 1957-06-07
•
Granted: 1959-09-15
•
Expires: 1977-06-07
Abstract
No abstract record available.
Inventors
- 👤 Smith William Channing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:20
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
THE PROCESS FOR PREPARING IODINE PENTAFLUORIDE WHICH COMPRISES CONTACTING SULFUR TETRAFLUORIDE AT REACTION TEMPERATURE WITH AN INORGANIC COMPOUND CONTAINING IODINE BONDED SOLELY TO OXYGEN UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS.
Claim 2
Dependent Claim
28 words
THE PROCESS FOR PREPARING IODINE PENTAFLUORIDE WHICH COMPRISES CONTACTING SULFUR TETRAFLUORIDE AT REACTION TEMPERATURE WITH AN INORGANIC COMPOUND CONTAINING IODINE BONDED SOLELY TO OXYGEN UNDER SUBSTANTIALLY ANHYDROUS CONDITIONS.
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) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |