US2709909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vigmostad
Assignee: —
•
Filing: —
•
Granted: 1955-06-07
•
Expires: 1972-06-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:56
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/12; E05B63/126; E05B17/00; E05B17/0025; E05B17/0033; E05B17/0037; E05B81/00; E05B81/12; E05B81/20; E05B83/00; E05B83/16; E05B85/00; E05B85/20; E05B85/24; E05B85/26; E05C; E05C19/00; E05C19/02; E05C19/022; E05C3/00; E05C3/12; E05C3/16; E05C3/22; E05C3/24; E05C3/30; Y; Y10; Y10S; Y10S292/00; Y10S292/43; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0825; Y10T292/0911; Y10T292/0945; Y10T292/0951; Y10T292/0959; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/5283; Y10T70/5372; Y10T70/5376
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-06 | 1958-12-06 | 1959-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-06 | 1962-12-06 | 1963-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-06 | 1966-12-06 | 1967-06-07 | $7700.00 | Window Closed / Lapsed |