US3391414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Athlete's pneumatic landing pit cushion
Assignee: GORDON AND ROTH CO Inc
•
Filing: 1966-07-18
•
Granted: 1968-07-09
•
Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Gordon Donald Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:40
CPC Classifications
A; A63; A63B; A63B6/00; A63B6/02; A47; A47B; A47B27/00; A47B27/04; A47B27/06; A47B27/08; A63B2225/00; A63B2225/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2542781A
Cited
US2906366A
Cited
US3109440A
Cited
US3233895A
Cited
US3130816A
Cited
US3310818A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |