US3489313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1968-01-29
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Granted: 1970-01-13
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Expires: 1988-01-29
Abstract
No abstract record available.
Inventors
- 👤 John M Haugen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:50
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/22; B65D77/30; B65D43/00; B65D43/14; B65D43/16; B65D43/162; B65D2251/00; B65D2251/10; B65D2251/1016; B65D2251/105; Y; Y10; Y10S; Y10S206/00; Y10S206/815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1563056A
Cited
US1916119A
Cited
US2687157A
Cited
US2670261A
Cited
US2669380A
Cited
US2842178A
Cited
US3381850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |