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US2432237A
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Assignee: Individual
•
Filing: 1946-04-12
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Granted: 1947-12-09
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Expires: 1966-04-12
Abstract
No abstract record available.
Inventors
- 👤 Albert J Hadert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:38
CPC Classifications
B; B65; B65D; B65D45/00; B65D45/02; B65D45/04; B65D45/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US426826A
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US430132A
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FR349535A
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US821456A
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US1441010A
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US1459311A
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GB320247A
Cited
CH174831A
Cited
FR816822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |