US2822347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing triazinyl compositions and products thereof
Assignee: Wyeth Holdings LLC
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Filing: 1955-06-03
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Granted: 1958-02-04
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Expires: 1975-06-03
Abstract
No abstract record available.
Inventors
- 👤 Henry P Wohnsiedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:59
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
175 words
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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) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |