Patent US2787407A successfully refreshed from Google Patents.
US2787407A
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Refrigeration package
Assignee: Refrigeration Package Spacers Inc
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Filing: 1953-11-25
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Granted: 1957-04-02
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Expires: 1973-11-25
Abstract
No abstract record available.
Inventors
- 👤 Murray J Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:51
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/20; B65D25/24; Y; Y10; Y10S; Y10S206/00; Y10S206/821; Y10S229/00; Y10S229/902; Y10S229/905; Y10S229/915; Y10S229/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |