US3547371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water skiing tow rope retriever
Assignee: HORST A GRUSECK
•
Filing: 1968-10-30
•
Granted: 1970-12-15
•
Expires: 1988-10-30
Abstract
No abstract record available.
Inventors
- 👤 Horst A Gruseck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:43
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/40; B65H75/42; B65H75/425; B63; B63B; B63B34/00; B63B34/60; B63B34/67; B65H75/44; B65H75/48; B65H75/486; B65H2701/00; B65H2701/30; B65H2701/35
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |