Patent US2701743A successfully refreshed from Google Patents.
US2701743A
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US
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Liner assembly
Assignee: MATTCO Inc
•
Filing: 1949-07-22
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Granted: 1955-02-08
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Expires: 1969-07-22
Abstract
No abstract record available.
Inventors
- 👤 Virdean R Mattingly
- 👤 George C Mallory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:45
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/16; F04B53/162; F04B53/166; F04B53/168
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1597249A
Cited
US2045024A
Cited
US2198301A
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US2304992A
Cited
US2282254A
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US2584518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |