US3394415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure pad with independent cells
Assignee: BUSTER A PARKER
•
Filing: 1966-04-06
•
Granted: 1968-07-30
•
Expires: 1986-04-06
Abstract
No abstract record available.
Inventors
- 👤 Buster A Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:00
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/05; A61G7/057; A61G7/05769; A61G7/05776
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640985A
Cited
US1456207A
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US1772310A
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US2819712A
Cited
US3008465A
Cited
US2998817A
Cited
US3303518A
Cited
GB1023097A
Cited
US3288133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |