Patent US3107575A successfully refreshed from Google Patents.
US3107575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shell holding jig
Assignee: Individual
•
Filing: 1960-05-13
•
Granted: 1963-10-22
•
Expires: 1980-05-13
Abstract
No abstract record available.
Inventors
- 👤 Morton A Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:03
CPC Classifications
F; F42; F42B; F42B33/00; F42B33/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A CARTRIDGE SHELL HOLDING JIG COMPRISING A BASE MEMBER HAVING FORMED INTO THE UPPER FACE THEREOF AN ELONGATE GROOVE HAVING UPWARDLY CONVERGING SIDE WALLS, TWO ELONGATE BORES FORMED IN SAID BASE MEMBER TO UNDERLIE AND PARALLEL SAID ELONGATE GROOVE, A PAIR OF GRIPPING PLATES SHAPED TO COMPLEMENT THE CROSS-SECTIONAL SHAPE OF SAID GROOVE AND MOUNTED IN SPACED APART ALIGNED RELATION IN SAID GROOVE, EACH GRIPPING PLATE HAVING STOP PIN MEANS EXTENDING THEREFROM INTO ONE OF SAID BORES, AND A COMPRESSION SPRING DISPOSED IN EACH BORE AND BEARING AGAINST ONE OF SAID STOP PIN MEANS THEREBY BIASING SAID PLATES TO SLIDE IN SAID GROOVE TOWARD ONE ANOTHER.
Claim 2
Dependent Claim
106 words
A CARTRIDGE SHELL HOLDING JIG COMPRISING A BASE MEMBER HAVING FORMED INTO THE UPPER FACE THEREOF AN ELONGATE GROOVE HAVING UPWARDLY CONVERGING SIDE WALLS, TWO ELONGATE BORES FORMED IN SAID BASE MEMBER TO UNDERLIE AND PARALLEL SAID ELONGATE GROOVE, A PAIR OF GRIPPING PLATES SHAPED TO COMPLEMENT THE CROSS-SECTIONAL SHAPE OF SAID GROOVE AND MOUNTED IN SPACED APART ALIGNED RELATION IN SAID GROOVE, EACH GRIPPING PLATE HAVING STOP PIN MEANS EXTENDING THEREFROM INTO ONE OF SAID BORES, AND A COMPRESSION SPRING DISPOSED IN EACH BORE AND BEARING AGAINST ONE OF SAID STOP PIN MEANS THEREBY BIASING SAID PLATES TO SLIDE IN SAID GROOVE TOWARD ONE ANOTHER.
References Cited (Backward Citations)
US1502824A
Cited
US1864880A
Cited
US2242657A
Cited
US2393320A
Cited
GB639766A
Cited
FR1090892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |