US2503327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pinchcock
Assignee: Abbott Laboratories
•
Filing: 1947-05-07
•
Granted: 1950-04-11
•
Expires: 1967-05-07
Abstract
No abstract record available.
Inventors
- 👤 Mack R Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:01
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/56; B01L3/567; A; A61; A61M; A61M39/00; A61M39/22; A61M39/28; A61M39/286; A61M39/287; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3916; Y10T24/3918; Y10T24/44; Y10T24/44983
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-10 | 1953-10-10 | 1954-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-10 | 1957-10-10 | 1958-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-10 | 1961-10-10 | 1962-04-11 | $7700.00 | Window Closed / Lapsed |