US2667976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paint strainer
Assignee: SC Johnson and Son Inc
•
Filing: 1948-01-16
•
Granted: 1954-02-02
•
Expires: 1968-01-16
Abstract
No abstract record available.
Inventors
- 👤 Weidner Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:35
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/06; B44D3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US626991A
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GB190421120A
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FR353415A
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US1020986A
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US1115505A
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US1429488A
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DE509931C
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US2251684A
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US2450510A
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US2449238A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |