US2570787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valvular device for fluid-injecting golf ball centers
Assignee: Goodrich Corp
•
Filing: 1947-05-10
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Granted: 1951-10-09
•
Expires: 1967-05-10
Abstract
No abstract record available.
Inventors
- 👤 John R Gammeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:16
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/30; B67C3/34; F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/36; F16K1/38; F16K1/385
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US742990A
Cited
US1010247A
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US1167396A
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US1424191A
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FR739717A
Cited
US2306243A
Cited
US2389355A
Cited
US2396351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |