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US3439718A
Expired / Lapsed
US
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Rotary air-flow control valve for compound gun of crown cap lining machine
Assignee: Continental Can Co Inc
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Filing: 1967-04-27
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Granted: 1969-04-22
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Expires: 1987-04-27
Abstract
No abstract record available.
Inventors
- 👤 Norbert L Wright
- 👤 Henry J Dorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:14
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/32; B29C43/34; B29C31/00; B29C31/04; B29C31/042; B29C2043/3272; B29C2043/3283; B29C43/36; B29C2043/3676; B29C2043/3689; B29C43/02; B29C43/04; B29C43/06; B29C43/08; B29C43/18; B29L; B29L2031/00; B29L2031/56; B29L2031/565; Y; Y10; Y10S; Y10S425/00; Y10S425/809
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2954585A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |