Patent US3033746A successfully refreshed from Google Patents.
US3033746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyalkyleneimine, phenol germicides
Assignee: Dow Chemical Co
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Filing: 1958-06-19
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Granted: 1962-05-08
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Expires: 1978-06-19
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Moyle
- 👤 Robert L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:14
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/64
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
22 words
A COMPOSITION COMPRISING (1) A HALOPHENOL COMPOUND, SAID HALOPHENOL COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF (A) HALOPHENOLS HAVING THE STRUCTURE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |