US3310306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball batting practice apparatus
Assignee: Individual
•
Filing: 1964-01-22
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Granted: 1967-03-21
•
Expires: 1984-01-22
Abstract
No abstract record available.
Inventors
- 👤 Henry J Burt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:32
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/0073; A63B69/0079; A63B69/0084; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A PRACTICE APPARATUS, COMPRISING (A) TWO SPACED SUPPORT MEMBERS LOCATED ON OPPOSITE SIDES OF A STRIKING POSITION AND DEFINING A VERTICAL PLANE, (B) AN ELONGATED ELASTOMER MEMBER ATTACHED AT ITS ENDS TO THE SUPPORT MEMBERS, (C) A BALL FIXEDLY MOUNTED ON THE CENTER PORTION OF THE ELASTOMER MEMBER WITH THE ELASTOMER MEMBER PASSING THROUGH THE CENTER OF THE BALL, AND (D) MEANS DEFINING AT LEAST A PAIR OF CUSHIONING MEMBERS LYING IN THE SAID VERTICAL PLANE, AT LEAST ONE OF SAID CUSHIONING MEMBERS LYING ON EACH SIDE OF THE STRIKING POSITION AND SPACED ON SUBSTANTIAL DISTANCE INWARDLY FROM THE POINT OF ATTACHMENT AT THE END OF THE ELASTOMER MEMBER TO THE SUPPORT MEMBER, WHEREBY THE SAID ELASTOMER MEMBER UPON REBOUND AFTER SAID BALL IS STRUCK HITS THE CUSHIONING MEMBERS TO SWEEP A LIMITED AREA AT THE STRIKING POSITION.
Claim 2
Dependent Claim
138 words
A PRACTICE APPARATUS, COMPRISING (A) TWO SPACED SUPPORT MEMBERS LOCATED ON OPPOSITE SIDES OF A STRIKING POSITION AND DEFINING A VERTICAL PLANE, (B) AN ELONGATED ELASTOMER MEMBER ATTACHED AT ITS ENDS TO THE SUPPORT MEMBERS, (C) A BALL FIXEDLY MOUNTED ON THE CENTER PORTION OF THE ELASTOMER MEMBER WITH THE ELASTOMER MEMBER PASSING THROUGH THE CENTER OF THE BALL, AND (D) MEANS DEFINING AT LEAST A PAIR OF CUSHIONING MEMBERS LYING IN THE SAID VERTICAL PLANE, AT LEAST ONE OF SAID CUSHIONING MEMBERS LYING ON EACH SIDE OF THE STRIKING POSITION AND SPACED ON SUBSTANTIAL DISTANCE INWARDLY FROM THE POINT OF ATTACHMENT AT THE END OF THE ELASTOMER MEMBER TO THE SUPPORT MEMBER, WHEREBY THE SAID ELASTOMER MEMBER UPON REBOUND AFTER SAID BALL IS STRUCK HITS THE CUSHIONING MEMBERS TO SWEEP A LIMITED AREA AT THE STRIKING POSITION.
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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |