US2463143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anaerobe jar
Assignee: Hynson Westcott and Dunning Inc
•
Filing: 1947-06-23
•
Granted: 1949-03-01
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Expires: 1967-06-23
Abstract
No abstract record available.
Inventors
- 👤 John H Brewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:34
CPC Classifications
C; C12; C12M; C12M27/00; C12M27/16; C12M23/00; C12M23/02; C12M23/08; C12M41/00; C12M41/30; C12M41/34; Y; Y10; Y10S; Y10S435/00; Y10S435/801
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) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |