US2783389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marking inspection device
Assignee: Pharmacia and Upjohn Co
•
Filing: 1950-05-31
•
Granted: 1957-02-26
•
Expires: 1970-05-31
Abstract
No abstract record available.
Inventors
- 👤 Donald G Cummings
- 👤 Oliver R Woods
- 👤 Bert Van Weelden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:06
CPC Classifications
B; B65; B65B; B65B57/00; B65B57/02; Y; Y10; Y10T; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1429
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1838389A
Cited
US2162529A
Cited
US2203706A
Cited
US2401396A
Cited
US2438588A
Cited
US2580270A
Cited
US2594358A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |