Patent US2792331A successfully refreshed from Google Patents.
US2792331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Culture medium for bacteria
Assignee: Individual
•
Filing: 1953-03-26
•
Granted: 1957-05-14
•
Expires: 1973-03-26
Abstract
No abstract record available.
Inventors
- 👤 Helen A Boxell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:14
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/02; C12Q1/04; C12Q1/045; C12N; C12N1/00; C12N1/20; C12N1/38; C12Q1/14; G; G01; G01N; G01N2333/00; G01N2333/195; G01N2333/315; Y; Y10; Y10S; Y10S435/00; Y10S435/80; Y10S435/8215; Y10S435/822; Y10S435/885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A MEDIUM FOR CULTURING BACTERIA WHICH CONTAINS AS AN ESSENTIAL INGREDIENT AN EXTRACT OF THE SKIN OF ANIMALS SELECTED FROM THE GROUP CONSISTING OF SWINE, FOWL AND SHEEP.
Claim 2
Independent Claim
28 words
A MEDIUM FOR CULTURING BACTERIA WHICH CONTAINS AS AN ESSENTIAL INGREDIENT AN EXTRACT OF THE SKIN OF ANIMALS SELECTED FROM THE GROUP CONSISTING OF SWINE, FOWL AND SHEEP.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |