Patent US3449801A successfully refreshed from Google Patents.
US3449801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container coupling fittings
Assignee: John J Mcmullen Associates Inc
•
Filing: 1967-07-24
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Granted: 1969-06-17
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Expires: 1987-07-24
Abstract
No abstract record available.
Inventors
- 👤 Leo C Lafont
- 👤 Emory L Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:48
CPC Classifications
B; B63; B63B; B63B25/00; B63B25/002; B63B25/004; B63B27/00; B63B27/19; B65; B65D; B65D90/00; B65D90/0006; B65D2590/00; B65D2590/0008; B65D2590/0016; Y; Y10; Y10T; Y10T24/00; Y10T24/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US922293A
Cited
US1477723A
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US1988944A
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US2942912A
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US3018537A
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US3167028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |