US3148310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of making same
Assignee: —
•
Filing: —
•
Granted: 1964-09-08
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Expires: 1981-09-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:23
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0306; H05K1/11; H05K1/111; H05K1/112; H05K3/00; H05K3/30; H05K3/32; H05K3/328; H05K3/40; H05K3/4038; H05K3/4046; H10; H10W; H10W90/00; H10W90/701; H10W90/721; H10W90/724
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
IN COMBINATION, A PLATE HAVING A SUBSTANTIALLY HOUR GLASS SHAPE APERTURE THROUGH ITS NARROWEST DIMENSION, AND A PAIR OF SPHERICAL MEMBERS BONDED TO EACH OTHER THROUGH THE HOUR GLASS NECK, SAID MEMBERS FRICTIONALLY ENGAGING THE SIDE WALLS OF SAID APERTURE.
Claim 2
Dependent Claim
40 words
IN COMBINATION, A PLATE HAVING A SUBSTANTIALLY HOUR GLASS SHAPE APERTURE THROUGH ITS NARROWEST DIMENSION, AND A PAIR OF SPHERICAL MEMBERS BONDED TO EACH OTHER THROUGH THE HOUR GLASS NECK, SAID MEMBERS FRICTIONALLY ENGAGING THE SIDE WALLS OF SAID APERTURE.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |