US2925709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decomposition of hydrazine
Assignee: MW Kellogg Co
•
Filing: 1949-02-12
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Granted: 1960-02-23
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Expires: 1969-02-12
Abstract
No abstract record available.
Inventors
- 👤 Russell M Mantell
- 👤 Otto J Plescia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:31
CPC Classifications
C; C06; C06D; C06D5/00; C06D5/04; B; B01; B01J; B01J23/00; B01J23/70; B01J23/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A METHOD FOR DECOMPOSING HYDRAZINE WHICH COMPRISES CONTACTING HYDRAZINE WITH A CATALYST CONSISTING ESSENTIALLY OF COBALT, COPPER AND AN ALKALI METAL.
Claim 2
Independent Claim
21 words
A METHOD FOR DECOMPOSING HYDRAZINE WHICH COMPRISES CONTACTING HYDRAZINE WITH A CATALYST CONSISTING ESSENTIALLY OF COBALT, COPPER AND AN ALKALI METAL.
References Cited (Backward Citations)
US1845785A
Cited
US2467283A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |