US2652590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the continuous milling of plastics
Assignee: British Resin Products Ltd
•
Filing: 1950-09-09
•
Granted: 1953-09-22
•
Expires: 1970-09-09
Abstract
No abstract record available.
Inventors
- 👤 Sullivan Robert
- 👤 Glendinning Alexander Young
- 👤 Read Leonard Merrit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:55
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/30; B29B7/34; B29B7/52; B29B7/56; B29B7/562; B29B7/002; B29B7/007; B29B7/58; B29B7/584
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB436743A
Cited
US2097290A
Cited
US2341651A
Cited
US2319040A
Cited
US2478885A
Cited
US2534291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |