Patent US1574500A successfully refreshed from Google Patents.
Patent US3233899A successfully refreshed from Google Patents.
US3233899A
Expired / Lapsed
US
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Pitching practice apparatus
Assignee: Individual
•
Filing: 1963-04-12
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Granted: 1966-02-08
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Expires: 1983-04-12
Abstract
No abstract record available.
Inventors
- 👤 Vilas D Hershberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:17
CPC Classifications
A; A63; A63B; A63B63/00; A63B2063/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A PITCHING PRACTICE APPARATUS COMPRISING A SUBSTANTIALLY FLAT RIGID UPRIGHT BOARD HAVING AN OPENING THEREIN SPACED FROM THE MARGINAL EDGES THEREOF, SAID BOARD INCLUDING A FRONT FACE AND A REAR FACE, A TUBE HAVING AN ENTRANCE END CONNECTED TO SAID BOARD AROUND THE OPENING THEREOF, SAID TUBE EXTENDING FROM THE REAR FACE OF SAID BOARD, BEING TAPERED REARWARDLY AND CURVED UPWARDLY REMOTE FROM SAID BOARD TO DEFINE A REAR EXIT END WHICH IS DISPOSED BELOW THE LEVEL OF THE UPPER EDGE OF THE BOARD AND WHICH OPENS UPWARDLY AND AT AN INCLINE TOWARD THE PLANE OF THE BOARD, SAID BOARD BEING RECTANGULAR AND HAVING A VERTICAL LENGTH AND HORIZONTAL WIDTH EACH SEVERAL TIMES GREATER RESPECTIVELY THAN THE VERTICAL AND HORIZONTAL DIMENSIONS OF SAID OPENING, AND A SUPPORTING LEG CONNECTED TO AND EXTENDING DOWNWARDLY FROM SAID TUBE REMOTE FROM THE BOARD AND HAVING A LOWER END DISPOSED IN THE PLANE OF THE BOTTOM EDGE OF THE BOARD AND COMBINING THEREWITH TO FORM A SUPPORT FOR THE APPARATUS.
Claim 2
Dependent Claim
166 words
A PITCHING PRACTICE APPARATUS COMPRISING A SUBSTANTIALLY FLAT RIGID UPRIGHT BOARD HAVING AN OPENING THEREIN SPACED FROM THE MARGINAL EDGES THEREOF, SAID BOARD INCLUDING A FRONT FACE AND A REAR FACE, A TUBE HAVING AN ENTRANCE END CONNECTED TO SAID BOARD AROUND THE OPENING THEREOF, SAID TUBE EXTENDING FROM THE REAR FACE OF SAID BOARD, BEING TAPERED REARWARDLY AND CURVED UPWARDLY REMOTE FROM SAID BOARD TO DEFINE A REAR EXIT END WHICH IS DISPOSED BELOW THE LEVEL OF THE UPPER EDGE OF THE BOARD AND WHICH OPENS UPWARDLY AND AT AN INCLINE TOWARD THE PLANE OF THE BOARD, SAID BOARD BEING RECTANGULAR AND HAVING A VERTICAL LENGTH AND HORIZONTAL WIDTH EACH SEVERAL TIMES GREATER RESPECTIVELY THAN THE VERTICAL AND HORIZONTAL DIMENSIONS OF SAID OPENING, AND A SUPPORTING LEG CONNECTED TO AND EXTENDING DOWNWARDLY FROM SAID TUBE REMOTE FROM THE BOARD AND HAVING A LOWER END DISPOSED IN THE PLANE OF THE BOTTOM EDGE OF THE BOARD AND COMBINING THEREWITH TO FORM A SUPPORT FOR THE APPARATUS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |