US3001209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sink clamps
Assignee: Individual
•
Filing: 1959-02-02
•
Granted: 1961-09-26
•
Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 Hammer Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:50
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/32; E03C1/33; E03C1/335; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/966; Y10S411/97
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1044893A
Cited
US1904296A
Cited
US2157786A
Cited
US2411629A
Cited
US2582816A
Cited
US2810539A
Cited
US2770161A
Cited
US2843855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |