US3056825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thiophosphoric acid esters and a process for their production
Assignee: Bayer AG
•
Filing: 1959-02-03
•
Granted: 1962-10-02
•
Expires: 1979-02-03
Abstract
No abstract record available.
Inventors
- 👤 Schegk Ernst
- 👤 Schrader Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:36
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/18; C07F9/28; C07F9/38; C07F9/40; C07F9/4071; C07F9/4084
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
7 words
THIOPHOSPHORIC ESTERS OF THE FOLLOWING GENERAL FORMULA
Claim 2
Dependent Claim
7 words
THIOPHOSPHORIC ESTERS OF THE FOLLOWING GENERAL FORMULA
Claim 3
Dependent Claim
8 words
A THIOPHOSPHONIC ACID ESTER OF THE FOLLOWING FORMULA
Claim 4
Dependent Claim
8 words
A THIOPHOSPHONIC ACID ESTER OF THE FOLLOWING FORMULA
Claim 5
Dependent Claim
8 words
A THIOPHOSPHONIC ACID ESTER OF THE FOLLOWING FORMULA
Claim 6
Dependent Claim
8 words
A THIOPHOSPHONIC ACID ESTER OF THE FOLLOWING FORMULA
References Cited (Backward Citations)
US2803580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |