US2690911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Training device for golfers
Assignee: Individual
•
Filing: 1951-01-25
•
Granted: 1954-10-05
•
Expires: 1971-01-25
Abstract
No abstract record available.
Inventors
- 👤 Arvid E Newgren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:01
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3608; A63B69/3621; A63B2225/00; A63B2225/09; A63B2225/093; A63B69/0057; A63B69/0062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1209031A
Cited
GB174140A
Cited
US1530519A
Cited
US1545648A
Cited
US1745435A
Cited
US1936143A
Cited
US1854392A
Cited
US1960787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |