US3605748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Obstetrical forceps
Assignee: Individual
•
Filing: 1969-11-21
•
Granted: 1971-09-20
•
Expires: 1989-11-21
Abstract
Abstract THE SPECIFICATION DISCLOSES AN IMPROVED OBSTETRICAL FORCEPS IN WHICH A PAIR OF LIMBS HAVE SCOOPS FORMED ON ONE ENAD AND EXTEND TO A FRAME AT THE OTHER END WHICH JOINS THE LIMBS TOGETHER. THE LIMBS ARE PIVOTALLY CONNECTED TO THE FRAME AND EACH LIMB IS FORMED OF TWO PARTS HINGED TOGETHER AND SUPPORTED AT ABOUT RIGH ANGLES TO EACH OTHER BY A SPRING DEVICE WHICH LIMITS THE FORCE TO BE EXERTED ON THE FORCEPS.
Inventors
- 👤 Hector Salinas-Benavides
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:18
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/42; A61B17/44; A61B2017/445; A61B2017/447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |