Patent US2828500A successfully refreshed from Google Patents.
US2828500A
Expired / Lapsed
US
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Bottle-mounted spray and mechanical cleaner for windshields
Assignee: CALWIS Co
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Filing: 1955-01-04
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Granted: 1958-04-01
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Expires: 1975-01-04
Abstract
No abstract record available.
Inventors
- 👤 Finley C Peacock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:28
CPC Classifications
A; A46; A46B; A46B11/00; A46B11/001; A46B11/002; A46B11/0055; A47; A47L; A47L1/00; A47L1/06; A47L1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US313776A
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US489694A
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US1092656A
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US1731703A
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US1783788A
Cited
GB334314A
Cited
FR802497A
Cited
US2362080A
Cited
US2679336A
Cited
US2753578A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |