US2977604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Invalid's bath tub
Assignee: Individual
•
Filing: 1958-05-07
•
Granted: 1961-04-04
•
Expires: 1978-05-07
Abstract
No abstract record available.
Inventors
- 👤 Bertha E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:11
CPC Classifications
A; A47; A47K; A47K3/00; A47K3/12; A47K3/122; A47K3/006; E; E03; E03C; E03C1/00; E03C1/12; E03C1/22; E03C1/23; E03C1/2302
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1929480A
Cited
US2080601A
Cited
US2068457A
Cited
US2152968A
Cited
US2456275A
Cited
US2706298A
Cited
US2736904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |