US2838085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrying case for oxygen equipment
Assignee: Individual
•
Filing: 1955-06-06
•
Granted: 1958-06-10
•
Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Beeler Wilma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:37
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/16; A; A62; A62B; A62B25/00; F; F17; F17C; F17C2205/00; F17C2205/01; F17C2205/0103; F17C2205/0115
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1016375A
Cited
US1795880A
Cited
US1894450A
Cited
US1927492A
Cited
US2302802A
Cited
US2275297A
Cited
US2324495A
Cited
US2507939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |