US2926072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detection of g agents
Assignee: Individual
•
Filing: 1959-04-06
•
Granted: 1960-02-23
•
Expires: 1979-04-06
Abstract
No abstract record available.
Inventors
- 👤 David N Kramer
- 👤 Richard D Morin
- 👤 Robert H Poirier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:47
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; Y; Y10; Y10T; Y10T436/00; Y10T436/16; Y10T436/163333
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A METHOD FOR THE DETECTION OF THE PRESENCE IN A FLUID OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF ETHYL DIMETHYLPHOSPHOROAMIDOCYANIDATE, ISOPROPYL METHYLPHOSPHONOFLUORIDATE, PINACOLYL METHYLPHOSPHONOFLUORIDATE AND CYCLOHEXYL METHYLPHOSPHONOFLUORIDATE, WHICH COMPRISES CONTACTING SAID FLUID WILTH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 4,4''-BIS (DIMETHYLAMINO) BENZOPHENONE OXIME, 4,4''-BIS (DIETHYLAMINO) BENZOPHENONE OXIME, 4-DIMETHYLAMINO-4''-NITROBENZOPHENONE OXIME AND 4,4''-TETRAMETTHYL DIAMINOBENZIL MONOXINE IN ADMIXTURE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF SODIUM CYANIDE, POTASSIUM CYANIDE, MERCURIC CYANIDE AND SILVER CYANIDE.
Claim 2
Independent Claim
77 words
A METHOD FOR THE DETECTION OF THE PRESENCE IN A FLUID OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF ETHYL DIMETHYLPHOSPHOROAMIDOCYANIDATE, ISOPROPYL METHYLPHOSPHONOFLUORIDATE, PINACOLYL METHYLPHOSPHONOFLUORIDATE AND CYCLOHEXYL METHYLPHOSPHONOFLUORIDATE, WHICH COMPRISES CONTACTING SAID FLUID WILTH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 4,4''-BIS (DIMETHYLAMINO) BENZOPHENONE OXIME, 4,4''-BIS (DIETHYLAMINO) BENZOPHENONE OXIME, 4-DIMETHYLAMINO-4''-NITROBENZOPHENONE OXIME AND 4,4''-TETRAMETTHYL DIAMINOBENZIL MONOXINE IN ADMIXTURE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF SODIUM CYANIDE, POTASSIUM CYANIDE, MERCURIC CYANIDE AND SILVER CYANIDE.
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) | 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 |