US2665690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural-compartment admixing container or vial
Assignee: Compule Corp
•
Filing: 1950-09-29
•
Granted: 1954-01-12
•
Expires: 1970-09-29
Abstract
No abstract record available.
Inventors
- 👤 Marshall L Lockhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:43
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/02; B65D25/04; B65D25/08; B65D25/082; Y; Y10; Y10S; Y10S215/00; Y10S215/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1413703A
Cited
US1636061A
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US1648793A
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US1943120A
Cited
US2193322A
Cited
GB544271A
Cited
US2445477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |