US3393712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Releasable thread clamp
Assignee: Machinefabriek L te Strake NV
•
Filing: 1966-04-11
•
Granted: 1968-07-23
•
Expires: 1986-04-11
Abstract
No abstract record available.
Inventors
- 👤 Fransen Theodorus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:07
CPC Classifications
D; D03; D03D; D03D47/00; B; B65; B65H; B65H63/00; B65H63/08; B65H63/088; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US466088A
Cited
US591044A
Cited
US1042756A
Cited
US2209839A
Cited
US2668560A
Cited
US2624370A
Cited
FR1336177A
Cited
US3269426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |