US3446203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic stimulator cushion
Assignee: H Koch and Sons Co
•
Filing: 1967-02-06
•
Granted: 1969-05-27
•
Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 Norris N Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:58
CPC Classifications
B; B64; B64D; B64D11/00; B64D11/06; B64D11/0689; A; A61; A61G; A61G7/00; A61G7/05; A61G7/057; A61G7/05769; A61G7/05776; A61G2220/00; A61G2220/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US254265A
Cited
US585834A
Cited
US1795893A
Cited
US2437006A
Cited
US2741780A
Cited
US2856147A
Cited
US2880721A
Cited
US2998817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |