US2828316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quaternary compound of benzethonium chloride and saccharin
Assignee: Individual
•
Filing: 1956-01-31
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Granted: 1958-03-25
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Expires: 1976-01-31
Abstract
No abstract record available.
Inventors
- 👤 August J Pacini
- 👤 Lester E Amster
- 👤 Richard A Duff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:39
CPC Classifications
C; C07; C07D; C07D275/00; C07D275/04; C07D275/06; A; A01; A01N; A01N25/00; A01N25/30; A01N33/00; A01N33/02; A01N33/12; A01N47/00; A01N47/40; A01N47/42; A01N47/44; A61; A61Q; A61Q17/00; A61Q17/005; C11; C11D; C11D3/00; C11D3/48; A01N2300/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2725326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |