Patent US3293938A successfully refreshed from Google Patents.
US3293938A
Expired / Lapsed
US
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Handle
Assignee: Individual
•
Filing: 1964-08-24
•
Granted: 1966-12-27
•
Expires: 1984-08-24
Abstract
No abstract record available.
Inventors
- 👤 Leonard R Nestor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:40
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/60; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7026; Y10T403/7033; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20834
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A UNIVERSAL HANDLE COMPRISING A HANDPIECE AND A GENERALLY CUP-SHAPED SOCKET, THE INTERIOR WALLS OF SAID SOCKET DEFINING A GENERALLY SQUARE-CORNERED CROSS-SECTION AREA, THE FOUR WALLS BEING GENTLY ROUNDED ON A COMMON RADIUS CENTERED ON THE AXIS OF SAID SOCKET, AND AT LEAST
Claim 2
Dependent Claim
43 words
A UNIVERSAL HANDLE COMPRISING A HANDPIECE AND A GENERALLY CUP-SHAPED SOCKET, THE INTERIOR WALLS OF SAID SOCKET DEFINING A GENERALLY SQUARE-CORNERED CROSS-SECTION AREA, THE FOUR WALLS BEING GENTLY ROUNDED ON A COMMON RADIUS CENTERED ON THE AXIS OF SAID SOCKET, AND AT LEAST
References Cited (Backward Citations)
US1139676A
Cited
US1475654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |