US3068154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preparing a fresh culture of microorganisms
Assignee: Hill Top Res Inst Inc
•
Filing: 1959-11-04
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Granted: 1962-12-11
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Expires: 1979-11-04
Abstract
No abstract record available.
Inventors
- 👤 Paul A Majors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:13
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; C; C12; C12M; C12M23/00; C12M23/02; C12M23/08; C12M23/32; C12M23/34; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/84; Y10S435/848; Y10S435/849; Y10S435/873; Y10S435/879; Y10S435/882; Y10S435/883; Y10S435/911; Y10S435/913; Y10S435/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1332985A
Cited
US2619448A
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US2694641A
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US2776242A
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US2708178A
Cited
US2914447A
Cited
US2854384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |