US2878293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Iodonium compounds
Assignee: Chilean Nitrate Corp
•
Filing: 1953-09-03
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Granted: 1959-03-17
•
Expires: 1973-09-03
Abstract
No abstract record available.
Inventors
- 👤 Glenn W Kinzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:17
CPC Classifications
C; C07; C07C; C07C25/00; C07C25/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
34 words
THE METHOD OF IODYLATING SUBSTITUTED BENZENES WHICH COMPRISES THE STEPS OF MIXING IODOUS SULFATE, SULFURIC ACID AND ACETIC ACID, AND ADDING A SUBSTITUTED BENZENE TO SAID MIXTURE WHEREIN THE SUBSTITUTED BENZENE IS REPRESENTED BY
Claim 2
Independent Claim
34 words
THE METHOD OF IODYLATING SUBSTITUTED BENZENES WHICH COMPRISES THE STEPS OF MIXING IODOUS SULFATE, SULFURIC ACID AND ACETIC ACID, AND ADDING A SUBSTITUTED BENZENE TO SAID MIXTURE WHEREIN THE SUBSTITUTED BENZENE IS REPRESENTED BY
Claim 3
Independent Claim
24 words
THE METHOD OF IODYLATING BENZENE WHICH COMPRISES THE STEPS OF MIXING IODOUS SULFATE, SULFURIC ACID, AND ACETIC ACID AND ADDING BENZENE TO SAID MIXTURE.
Claim 4
Independent Claim
24 words
THE METHOD OF IODYLATING BENZENE WHICH COMPRISES THE STEPS OF MIXING IODOUS SULFATE, SULFURIC ACID, AND ACETIC ACID AND ADDING BENZENE TO SAID MIXTURE.
References Cited (Backward Citations)
US755808A
Cited
US2562432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |