US2575125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Butadiene and 1, 1, 2-trichloro-3, 3, 3-trifluoropropene-1
Assignee: General Electric Co
•
Filing: 1949-03-30
•
Granted: 1951-11-13
•
Expires: 1969-03-30
Abstract
No abstract record available.
Inventors
- 👤 Prober Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:25
CPC Classifications
C; C08; C08F; C08F236/00; C08F236/02; C08F236/04; C08F214/00; C08F214/18; C08F214/182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2333403A
Cited
US2436142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-12 | 1955-05-14 | 1955-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-12 | 1959-05-14 | 1959-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-12 | 1963-05-14 | 1963-11-13 | $7700.00 | Window Closed / Lapsed |