US3028812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic mechanical device for tightening tubular elastic elements
Assignee: Individual
•
Filing: 1960-03-01
•
Granted: 1962-04-10
•
Expires: 1980-03-01
Abstract
No abstract record available.
Inventors
- 👤 Scotti Ambrogio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:43
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/10; F04C2/107; F04C2/1071; F04C2/1073; F04C2/1075; Y; Y10; Y10S; Y10S417/00; Y10S417/01; Y10T; Y10T403/00; Y10T403/70; Y10T403/7005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733854A
Cited
US1982027A
Cited
GB446291A
Cited
US2504230A
Cited
US2691347A
Cited
SE164551C1
Cited
GB799996A
Cited
US2796029A
Cited
US2874643A
Cited
US2937031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |