US3069170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Practice ball
Assignee: Dow Chemical Co
•
Filing: 1959-02-04
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Granted: 1962-12-18
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Expires: 1979-02-04
Abstract
No abstract record available.
Inventors
- 👤 Jr John A Dillon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:46
CPC Classifications
A; A63; A63B; A63B37/00; A63B37/0003; A63B37/005; A63B37/0051; A63B37/006; A63B37/0066; A63B37/007; A63B37/0072; A63B37/0073; A63B37/0077; A63B37/008; A63B43/00; A63B2043/001; Y; Y10; Y10S; Y10S264/00; Y10S264/83; Y10S273/00; Y10S273/04; Y10T; Y10T29/00; Y10T29/49; Y10T29/49995; Y10T29/49996
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2753599A
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US1021520A
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US1602725A
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US1981959A
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GB524063A
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US2525965A
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US2525966A
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US2670528A
Cited
US2743931A
Cited
GB753259A
Cited
GB783324A
Cited
US2948664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |