Patent US3509254A successfully refreshed from Google Patents.
US3509254A
Expired / Lapsed
US
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Deodorizing and bactericidal compositions
Assignee: Zevel Corp
•
Filing: 1966-06-13
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Granted: 1970-04-28
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Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Nathan Krotinger Jr
- 👤 Isadore Nusbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:06
CPC Classifications
A; A01; A01N; A01N59/00; A01N59/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2904466A
Cited
US3079213A
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US3208936A
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US3116105A
Cited
US3329607A
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US3314745A
Cited
US3226320A
Cited
US3328304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |