US1507554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercising apparatus
Assignee: Individual
•
Filing: 1921-04-11
•
Granted: 1924-09-02
•
Expires: 1941-04-11
Abstract
No abstract record available.
Inventors
- 👤 John J Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:37
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/06; A63B22/0605; A61; A61H; A61H11/00; A61H11/02; A61H2205/00; A61H2205/08; A61H2205/083; A63B21/00; A63B21/06; A63B21/068
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1927-09-02 | 1928-03-03 | 1928-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-09-02 | 1932-03-03 | 1932-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-09-02 | 1936-03-03 | 1936-09-02 | $7700.00 | Window Closed / Lapsed |