Patent US1021500A successfully refreshed from Google Patents.
US1021500A
Expired / Lapsed
US
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Disinfecting apparatus.
Assignee: KRETOL COMPANY Inc
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Filing: 1911-10-03
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Granted: 1912-03-26
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Expires: 1931-10-03
Abstract
No abstract record available.
Inventors
- 👤 Forbes R Bensinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:51
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/033; E03D9/037; E03D2009/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1915-03-26 | 1915-09-25 | 1916-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-03-26 | 1919-09-25 | 1920-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-03-26 | 1923-09-25 | 1924-03-26 | $7700.00 | Window Closed / Lapsed |