Patent US3411330A successfully refreshed from Google Patents.
US3411330A
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US
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Combined latch and lock structure
Assignee: Long Manufacturing Co Inc
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Filing: 1967-07-31
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Granted: 1968-11-19
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Expires: 1987-07-31
Abstract
No abstract record available.
Inventors
- 👤 Wallace E Atkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:54
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/12; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5009; Y10T70/5031; Y10T70/5058; Y10T70/5066; Y10T70/70; Y10T70/7153; Y10T70/7158; Y10T70/7164; Y10T70/7181; Y10T70/7198; Y10T70/7237; Y10T70/726; Y10T70/7305; Y10T70/7322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1782212A
Cited
US3188839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |