US3324518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular clothespin
Assignee: Individual
•
Filing: 1965-10-20
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Granted: 1967-06-13
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Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Charles R Louderback
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:47
CPC Classifications
D; D06; D06F; D06F55/00; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44872; Y10T24/44906; Y10T24/44915
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
168 words
A CLOTHESPIN COMPRISING A FIRST SUBSTANTIALLY RESILIENTLY FLEXIBLE CONICAL DISK HAVING A CENTRAL AXIAL PIN ACCOMMODATING HOLE OPENING THROUGH THE INNER AND OUTER FACES THEREOF, A SECOND RESILIENTLY FLEXIBLE SUBSTANTIALLY CONICAL DISK CORRESPONDING IN SIZE AND SHAPE TO SAID FIRST DISK AND PROVIDED ON ITS INNER FACE WITH A LATERAL AXIALLY PROJECTING PIN PROJECTING THROUGH AND OUTWARDLY BEYOND SAID HOLE AND TERMINATING IN A PEENED RIGID HEAD ABUTTING AND AFFIXED TO A COACTING OUTER AXIAL FACE OF SAID FIRST DISK AND COOPERATIVELY ADJOINING SAID DISKS ONE TO THE OTHER WITH THE THEN OPPOSED INNER FACES DIVERGING FROM THE AXIAL CENTER IN COACTING CLOTHESLINE RECEIVING, WEDGING AND CLAMPING RELATIONSHIP, COACTING DISTRIBUTIVELY ARRANGED SEMI-SPHERICAL BOSSES FIXED ON THE RESPECTIVE INNER FACES OF SAID DISKS, THE BOSSES ON SAID FIRST DISK BEING STAGGERED RELATIVE TO THE UNOPPOSED BOSSES ON SAID SECOND DISK DEFINING A PLURALITY OF TORTUOUS PATHWAYS CAPABLE OF SELECTIVELY RECEIVING SAID CLOTHESLINE, AND RINGLIKE CONCENTRIC ANTI-SLIPPING AND FINGER GRIPPING RIBS FIXED ON THE RESPECTIVE OUTER FACES OF SAID DISKS.
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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |