US2748437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clothespin
Assignee: Individual
•
Filing: 1953-05-29
•
Granted: 1956-06-05
•
Expires: 1973-05-29
Abstract
No abstract record available.
Inventors
- 👤 Louis R Dold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:30
CPC Classifications
D; D06; D06F; D06F55/00; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44393; Y10T24/44453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US157475A
Cited
US869880A
Cited
US1284556A
Cited
US1531680A
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US2099177A
Cited
CH230255A
Cited
US2333178A
Cited
US2383237A
Cited
GB596141A
Cited
US2499517A
Cited
US2461533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |