US3225403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp for use in hanging pictures
Assignee: Individual
•
Filing: 1964-04-20
•
Granted: 1965-12-28
•
Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Sterling L Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:46
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/16; A47G1/18; Y; Y10; Y10T; Y10T24/00; Y10T24/37; Y10T24/3789; Y10T24/39; Y10T24/3916; Y10T24/3924; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44906; Y10T24/44915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US105901A
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US437470A
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US759045A
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US1564301A
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US1908421A
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US2451554A
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US2597394A
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US3021149A
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US3177542A
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |