US2856932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag and tube
Assignee: Dade Reagents Inc
•
Filing: 1955-12-16
•
Granted: 1958-10-21
•
Expires: 1975-12-16
Abstract
No abstract record available.
Inventors
- 👤 James J Griffitts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:08
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/002; A61F; A61F5/00; A61F5/44; Y; Y10; Y10S; Y10S128/00; Y10S128/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1696763A
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FR694761A
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US2099425A
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DE911112C
Cited
GB642256A
Cited
US2612895A
Cited
US2667875A
Cited
US2664891A
Cited
US2664893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |