US2887251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for the transporting of thermoplastic materials in bulk
Assignee: TECHNICAL WAXES Ltd
•
Filing: 1956-10-24
•
Granted: 1959-05-19
•
Expires: 1976-10-24
Abstract
No abstract record available.
Inventors
- 👤 Mackridge Muir James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:46
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/74; B65D88/744; B65D7/00; B65D7/12; B65D7/22; B65D81/00; B65D81/38; B65D81/3813; B65D81/3823
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1015636A
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US1562991A
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US1705649A
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US1933403A
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US2291256A
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US2686613A
Cited
US2726788A
Cited
US2746847A
Cited
US2808965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |