Patent US2985377A successfully refreshed from Google Patents.
US2985377A
Expired / Lapsed
US
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Toilet bowl deodorizers
Assignee: Puro Co Inc
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Filing: 1958-01-29
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Granted: 1961-05-23
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Expires: 1978-01-29
Abstract
No abstract record available.
Inventors
- 👤 Alvin L Saeks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:15
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/032; E03D2009/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2011732A
Cited
FR798387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-22 | 1964-11-21 | 1965-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-22 | 1968-11-21 | 1969-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-22 | 1972-11-21 | 1973-05-23 | $7700.00 | Window Closed / Lapsed |