US2591354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for holding and extruding paste and liquid materials
Assignee: E GRIFFITHS HUGHES Ltd
•
Filing: 1948-05-22
•
Granted: 1952-04-01
•
Expires: 1968-05-22
Abstract
No abstract record available.
Inventors
- 👤 Harris Walter Sim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:20
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/2018; B65D47/2031
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1524594A
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US1531245A
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US1592584A
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US1622526A
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US1739871A
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US1826096A
Cited
US1862662A
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US2084529A
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US2197052A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |