US3235549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-dioxy-1, 2, 5-oxathiazine compounds and processes for their manufacture
Assignee: Monsanto Co
•
Filing: 1962-08-21
•
Granted: 1966-02-15
•
Expires: 1982-08-21
Abstract
No abstract record available.
Inventors
- 👤 George L Broussalian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:16
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/28; C07; C07D; C07D291/00; C07D291/02; C07D291/06; C09; C09K; C09K23/00; C09K23/22; C09K23/32; C09K8/00; C09K8/02; C09K8/03; C09K8/035; C10; C10M; C10M1/00; C10M1/08; C11D10/00; C11D10/04; C11D3/00; C11D3/16; C11D3/34; C11D3/349; C11D9/00; C11D9/04; C11D9/22; C11D9/32; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2010/00; C10N2010/02; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/05
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
83 words
THE 2-DIOXY - 3,4 - DIHYDRO-1,2,5-OXATHIAZINE COMPOUND HAVING, AT THE 3- AND 4-POSITIONS, SUBSTITUENT GROUPS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALIPHATIC GROUPS, AND ALICYCLIC GROUPS, THE SUM OF THE TOTAL NUMBER OF CARBON ATOMS IN SAID SUBSTITUENT GROUP AT SAID 3- AND 4-POSITION BEING FROM 8 TO 24; AND AT THE 6-POSITION A SUBSTITUENT GROUP SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALIPHATIC GROUPS CONTAINING FROM 1 TO 10 CARBON ATOMS, AND ALICYCLIC GROUPS CONTAINING FROM 1 TO 10 CARBON ATOMS.
Claim 2
Dependent Claim
83 words
THE 2-DIOXY - 3,4 - DIHYDRO-1,2,5-OXATHIAZINE COMPOUND HAVING, AT THE 3- AND 4-POSITIONS, SUBSTITUENT GROUPS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALIPHATIC GROUPS, AND ALICYCLIC GROUPS, THE SUM OF THE TOTAL NUMBER OF CARBON ATOMS IN SAID SUBSTITUENT GROUP AT SAID 3- AND 4-POSITION BEING FROM 8 TO 24; AND AT THE 6-POSITION A SUBSTITUENT GROUP SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALIPHATIC GROUPS CONTAINING FROM 1 TO 10 CARBON ATOMS, AND ALICYCLIC GROUPS CONTAINING FROM 1 TO 10 CARBON ATOMS.
Claim 3
Dependent Claim
51 words
A PROCESS WHICH COMPRISES REACTING TOGETHER SULFUR TRIOXIDE, A NITRILE MATERIAL SELECTED FROMTHE GROUP CONSISTING OF HYDROGEN CYANIDE AND ORGANIC NITRILES, AND AN UNSATURATED ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF OLEFINICALLY AND ACETYLENICALLY UNSATURATED COMPOUNDS TO PRODUCE A 2-DIOXY-1,2,K-OXATHIAZINE COMPOUND HAVING A STRUCTURE SELECTED FROM THE GROUP CONSISTING OF
Claim 4
Dependent Claim
51 words
A PROCESS WHICH COMPRISES REACTING TOGETHER SULFUR TRIOXIDE, A NITRILE MATERIAL SELECTED FROMTHE GROUP CONSISTING OF HYDROGEN CYANIDE AND ORGANIC NITRILES, AND AN UNSATURATED ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF OLEFINICALLY AND ACETYLENICALLY UNSATURATED COMPOUNDS TO PRODUCE A 2-DIOXY-1,2,K-OXATHIAZINE COMPOUND HAVING A STRUCTURE SELECTED FROM THE GROUP CONSISTING OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |