US3609941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal mask
Assignee: 3M Co
•
Filing: 1970-01-26
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Granted: 1971-10-05
•
Expires: 1990-01-26
Abstract
Abstract A MASK FOR WARMING AIR BREATHED BY A HORSE IS FORMED FROM MASK MATERIAL SUPPORTED ON A FRAME PERIPHERALLY CONTOURED TO FIT SNUGLY IN THE AREA ADJACENT THE HORSE''S NOSTRILS AND ABOVE THE MOUTH. THE PREFERRED FRAME IS FORMED OF A COARSE PLASTIC MESH.
Inventors
- 👤 Charles L Eldredge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:40
CPC Classifications
B; B68; B68B; B68B7/00
Claims Analysis
Total Claims: 0
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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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |