US2715795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microorganism culture method and apparatus
Assignee: Basic Research Corp
•
Filing: 1954-06-22
•
Granted: 1955-08-23
•
Expires: 1974-06-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Pallotta
- 👤 Donald F Bogdanski
- 👤 Richard O Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:03
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/02; C02F3/08; C02F3/082; A; A01; A01G; A01G33/00; C02F3/10; C02F3/102; C12; C12M; C12M21/00; C12M21/02; C12M23/00; C12M23/02; C12M23/06; C12M27/00; C12M27/10; C12M27/14; C12M29/00; C12M29/04; Y; Y02; Y02W; Y02W10/00; Y02W10/10; Y02W10/30; Y02W10/37
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) | 1958-08-22 | 1959-02-21 | 1959-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-22 | 1963-02-21 | 1963-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-22 | 1967-02-21 | 1967-08-23 | $7700.00 | Window Closed / Lapsed |