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US2994426A
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US
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Assignee: Illinois Tool Works Inc
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Filing: 1959-01-22
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Granted: 1961-08-01
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Expires: 1979-01-22
Abstract
No abstract record available.
Inventors
- 👤 Donald L Biesecker
- 👤 Denver C Hamman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:53
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/50; B65D71/504
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190604127A
Cited
US1103810A
Cited
US1108432A
Cited
US1427440A
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US2391081A
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US2637515A
Cited
US2680039A
Cited
US2874835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |