US3045667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercising apparatus
Assignee: Individual
•
Filing: 1958-09-08
•
Granted: 1962-07-24
•
Expires: 1978-09-08
Abstract
No abstract record available.
Inventors
- 👤 John W Sellner
- 👤 Don F Welborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:38
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/02; A61H1/0237; A61H1/0255
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US719675A
Cited
US1498529A
Cited
US1735569A
Cited
US1709410A
Cited
US1802140A
Cited
GB319325A
Cited
US2130922A
Cited
US2150519A
Cited
US2240679A
Cited
US2648330A
Cited
US2841139A
Cited
US2850145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |