Patent US2744631A successfully refreshed from Google Patents.
US2744631A
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US
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Strainer for drinking glasses
Assignee: Individual
•
Filing: 1952-11-04
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Granted: 1956-05-08
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Expires: 1972-11-04
Abstract
No abstract record available.
Inventors
- 👤 Robert P Toombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:59
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/22; A47G19/2205; A47G19/2211; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7098
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US278346A
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US430502A
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US488616A
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US2357063A
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US1173374A
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US1403435A
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US1529653A
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US2106453A
Cited
US2265403A
Cited
FR907678A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |