US3448556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preserving biological and like preparations
Assignee: Individual
•
Filing: 1965-12-06
•
Granted: 1969-06-10
•
Expires: 1985-12-06
Abstract
No abstract record available.
Inventors
- 👤 Everett Ray Taggart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:04
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/04; F26B5/06; B; B01; B01L; B01L1/00; B01L1/02; B65; B65B; B65B31/00; B65B31/02; B65B31/025; B65B31/027; B65B7/00; B65B7/16; B65B7/28; B65B7/2821
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) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |