US2979764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pelleting apparatus
Assignee: Olin Corp
•
Filing: 1958-06-26
•
Granted: 1961-04-18
•
Expires: 1978-06-26
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:58
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB229711A
Cited
DE443413C
Cited
US1637377A
Cited
FR619841A
Cited
US2063663A
Cited
US2180968A
Cited
US2666948A
Cited
US2436211A
Cited
US2510574A
Cited
US2714224A
Cited
US2770835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |