US2530481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milk crate
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1945-11-05
•
Granted: 1950-11-21
•
Expires: 1965-11-05
Abstract
No abstract record available.
Inventors
- 👤 Jr William L Rawn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:32
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/30; B65D85/305; Y; Y10; Y10S; Y10S220/00; Y10S220/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US101113A
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US114138A
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US595494A
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GB189911637A
Cited
US1037594A
Cited
US1027040A
Cited
US1433169A
Cited
US1923881A
Cited
CH160918A
Cited
US1991965A
Cited
FR883404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |