US2578153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet seat locking hinge
Assignee: Individual
•
Filing: 1946-08-29
•
Granted: 1951-12-11
•
Expires: 1966-08-29
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Schmitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:44
CPC Classifications
A; A47; A47K; A47K13/00; A47K13/10; Y; Y10; Y10S; Y10S292/00; Y10S292/37; Y10T; Y10T292/00; Y10T292/08; Y10T292/0863
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US83112A
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US735927A
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US1568689A
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US1673915A
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CH155078A
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US2086211A
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US2431263A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-10 | 1955-06-11 | 1955-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-10 | 1959-06-11 | 1959-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-10 | 1963-06-11 | 1963-12-11 | $7700.00 | Window Closed / Lapsed |