Patent US3034196A successfully refreshed from Google Patents.
Patent US3062680A successfully refreshed from Google Patents.
US3062680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogenation catalysts for reducing reactions
Assignee: Viridian Inc Canada
•
Filing: 1960-06-20
•
Granted: 1962-11-06
•
Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 Meddings Basil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:58
CPC Classifications
B; B22; B22F; B22F9/00; B22F9/16; B22F9/18; B22F9/24; B22F9/26; B01; B01J; B01J23/00; B01J23/70; B01J37/00; B01J37/02; B01J37/0201
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
IN A PROCESS FOR FORMING A COATING OF NICKEL ON A SOLID CORE BY DISPERSING SOLID CORE PARTICLES IN A SOLUTION IN WHICH THE COATING METAL IS PRESENT AS A DISSOLVED SALT AND REACTING THE SOLUTION WITH A REDUCING GAS AT ELEVATED TEMPERATURE AND PRESSURE, THE IMPROVEMENT WHICH COMPRISES PROVIDING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ANTHRAQUINONE, SUBSTITUTED ANTHRAQUINONES, BENZOQUINONE, NAPHTHOQUINONE, ORTHO- AND PARA-POLYHYDRIC PHENOLS, TANNIC ACID AND MORIN IN AMOUNT WITHIN THE RANGE OF FROM ABOUT 0.01 TO ABOUT 1 GRAM PER LITRE AS AN ADDITION AGEENT IN THE SOLUTION SUBJEECTED TO THE REDUCING REACTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |