US2671907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bathtub liner
Assignee: Individual
•
Filing: 1950-07-14
•
Granted: 1954-03-16
•
Expires: 1970-07-14
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Sterling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:57
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/24; E04G21/30; A; A47; A47K; A47K3/00; A47K3/001; Y; Y10; Y10S; Y10S4/00; Y10S4/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |