US3407120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tissue culture propagator and method
Assignee: Abbott Laboratories
•
Filing: 1965-12-23
•
Granted: 1968-10-22
•
Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 Ronald E Weiss
- 👤 Joseph B Schleicher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:40
CPC Classifications
C; C12; C12M; C12M25/00; C12M25/06; C12M23/00; C12M23/48; C12M41/00; C12M41/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2996429A
Cited
US3173793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |