US2768874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making hydroxylamine perchlorate
Assignee: Individual
•
Filing: 1952-07-01
•
Granted: 1956-10-30
•
Expires: 1972-07-01
Abstract
No abstract record available.
Inventors
- 👤 Iii John H Robson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:23
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/082; C01B21/14; C01B21/1409; C01B21/1454
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
THE PROCESS OF PREPARING HYDROXYLAMINE PERCHLORATE WHICH CONSISTS IN REACTING HYDROXYLAMINE HYDROCHLORIDE WITH BARIUM PERCHLORATE IN A SOLUTION OF ABSOLUTE ETHYL ALCOHOL.
Claim 2
Dependent Claim
22 words
THE PROCESS OF PREPARING HYDROXYLAMINE PERCHLORATE WHICH CONSISTS IN REACTING HYDROXYLAMINE HYDROCHLORIDE WITH BARIUM PERCHLORATE IN A SOLUTION OF ABSOLUTE ETHYL ALCOHOL.
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) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |