US2597534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutral esters of thiolphosphoric acid
Assignee: Bayer AG
•
Filing: 1950-09-11
•
Granted: 1952-05-20
•
Expires: 1970-09-11
Abstract
No abstract record available.
Inventors
- 👤 Schrader Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:30
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/10; C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651; Y; Y10; Y10S; Y10S424/00; Y10S424/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AS NEW COMPOUNDS NEUTRAL ESTERS OF THIOLPHOSPHORIC ACID OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
12 words
AS NEW COMPOUNDS NEUTRAL ESTERS OF THIOLPHOSPHORIC ACID OF THE GENERAL FORMULA:
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) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |