US3404822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Green Manufacturing Co
•
Filing: 1966-04-20
•
Granted: 1968-10-08
•
Expires: 1986-04-20
Abstract
No abstract record available.
Inventors
- 👤 Edouard S Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:45
CPC Classifications
B; B23; B23B; B23B13/00; B23B13/12; B23B13/123; B23B13/125; Y; Y10; Y10S; Y10S279/00; Y10S279/906; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17471
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2680623A
Cited
US2829899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |