US3080305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of cyclopentadienyl metal halides
Assignee: Ethyl Corp
•
Filing: 1958-07-31
•
Granted: 1963-03-05
•
Expires: 1978-07-31
Abstract
No abstract record available.
Inventors
- 👤 Richard D Gorslch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:37
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305; B; B01; B01J; B01J27/00; B01J27/06; C07; C07F; C07F17/00; Y; Y10; Y10S; Y10S204/00; Y10S204/902; Y10S204/914; Y10S526/00; Y10S526/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A PROCESS FOR PRODUCING A MONOCYCLOPENTADIENYL METAL TRIHALIDE HAVING THE FORMULA
Claim 2
Dependent Claim
11 words
A PROCESS FOR PRODUCING A MONOCYCLOPENTADIENYL METAL TRIHALIDE HAVING THE FORMULA
References Cited (Backward Citations)
US2849471A
Cited
FR1160765A
Cited
US2911424A
Cited
US2914572A
Cited
US2922805A
Cited
US2948667A
Cited
US2922802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |