Patent US2609301A successfully refreshed from Google Patents.
US2609301A
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US
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Assignee: Individual
•
Filing: 1949-04-05
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Granted: 1952-09-02
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Expires: 1969-04-05
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Lindsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:46
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/38; B65D81/00; B65D81/34; B65D81/3407; B65D81/343; B65D81/3492; B65D2581/00; B65D2581/34; B65D2581/3401; B65D2581/3402; B65D2581/3416; Y; Y10; Y10S; Y10S206/00; Y10S206/822
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1544077A
Cited
US1965769A
Cited
US2058662A
Cited
GB439603A
Cited
US2271921A
Cited
US2331901A
Cited
US2470579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |