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Patent US3545014A successfully refreshed from Google Patents.
US3545014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitizers
Assignee: Individual
•
Filing: 1968-02-05
•
Granted: 1970-12-08
•
Expires: 1988-02-05
Abstract
No abstract record available.
Inventors
- 👤 Elbert Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:14
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/033; E03D9/038; E03D2009/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189311440A
Cited
US945255A
Cited
GB281853A
Cited
US2195740A
Cited
US2146308A
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US2330361A
Cited
US2606412A
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US2706180A
Cited
US2807807A
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US3291744A
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US3121236A
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US3249549A
Cited
US3240710A
Cited
US3244636A
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US3265624A
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US3423182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |