Patent US7104848B1 successfully refreshed from Google Patents.
Patent US3150183A successfully refreshed from Google Patents.
US3150183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of alicyclic amines from alicyclic isothiocyanates
Assignee: BOOTS HERCULES AGROCHEMICALS Co A PARTNERSHIP OF
•
Filing: 1962-01-05
•
Granted: 1964-09-22
•
Expires: 1982-01-05
Abstract
No abstract record available.
Inventors
- 👤 George A Buntin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:53
CPC Classifications
C; C07; C07J; C07J1/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
THE METHOD OF PREPARING AN AMNE OF THE FORMULA RNH2, WHERE R IS AN ALICYCLIC ORGANIC RADICAL SELECTED FROM THE GROUP CONSISTING OF THE SATURATED HYDROCARBON RADICALS AND CHLOROHYDROCARBON RADICALS WHICH COMPRISES CONTACTING AN ALICYCLIC ORGANIC ISOTHIOCYANATE WITH ELEMENTARY CHLORINE AND WATER AT A TEMPERATURE IN THE RANGE OF 0*C. TO 100*C. UNTIL RNH2-HCL IS FORMED AND SEPARATING RNH2 THEREFROM.
Claim 2
Independent Claim
60 words
THE METHOD OF PREPARING AN AMNE OF THE FORMULA RNH2, WHERE R IS AN ALICYCLIC ORGANIC RADICAL SELECTED FROM THE GROUP CONSISTING OF THE SATURATED HYDROCARBON RADICALS AND CHLOROHYDROCARBON RADICALS WHICH COMPRISES CONTACTING AN ALICYCLIC ORGANIC ISOTHIOCYANATE WITH ELEMENTARY CHLORINE AND WATER AT A TEMPERATURE IN THE RANGE OF 0*C. TO 100*C. UNTIL RNH2-HCL IS FORMED AND SEPARATING RNH2 THEREFROM.
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |