US3478037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certain trichloro-pyridyl-2-thionophosphonic acid esters
Assignee: Bayer AG
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Filing: 1968-03-07
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Granted: 1969-11-11
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Expires: 1988-03-07
Abstract
No abstract record available.
Inventors
- 👤 Christa Fest
- 👤 Ingeborg Hammann
- 👤 Wilhelm Stendel
- 👤 Winfried Flucke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:30
CPC Classifications
A; A01; A01N; A01N57/00; A01N57/18; A01N57/24; C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/553; C07F9/576; C07F9/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR985645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |