US3228855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for a microbial polysaccharide
Assignee: Individual
•
Filing: 1963-10-24
•
Granted: 1966-01-11
•
Expires: 1983-10-24
Abstract
No abstract record available.
Inventors
- 👤 Martin C Cadmus
- 👤 Ralph F Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:51
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/04; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/83
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |