Patent US2582016A successfully refreshed from Google Patents.
US2582016A
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Process for the production of acetylene
Assignee: Phillips Petroleum Co
•
Filing: 1946-02-14
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Granted: 1952-01-08
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Expires: 1966-02-14
Abstract
No abstract record available.
Inventors
- 👤 Harris A Dutcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:23
CPC Classifications
C; C07; C07C; C07C11/00; C07C11/22; C07C11/24; C10; C10G; C10G9/00; C10G9/28; C10G9/30; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921; Y10S585/922
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US338542A
Cited
US1880512A
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US2405395A
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US2389636A
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US2399450A
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US2448922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |