US3400426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cut-off mechanism
Assignee: Beazer East Inc
•
Filing: 1964-12-21
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Granted: 1968-09-10
•
Expires: 1984-12-21
Abstract
No abstract record available.
Inventors
- 👤 Le Roy R Boggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:34
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/16; B23; B23D; B23D31/00; B23D31/001; B26D1/00; B26D1/56; B26D1/60; B29; B29C; B29C48/00; B29C48/001; B29C48/0022; B23D21/00; B29C2793/00; B29C2793/0027; B29C48/03; B29C48/09; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4757; Y10T83/476
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2209995A
Cited
US2163967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |