US2641368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vial rack
Assignee: REFRIGERATION SYSTEMS Inc
•
Filing: 1951-03-29
•
Granted: 1953-06-09
•
Expires: 1971-03-29
Abstract
No abstract record available.
Inventors
- 👤 Daniel M Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:05
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; B08B9/20; B08B9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1090392A
Cited
US1205569A
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US1661354A
Cited
US2028694A
Cited
US2142019A
Cited
GB498535A
Cited
US2264903A
Cited
US2259519A
Cited
US2426750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |