Patent US5365772A successfully refreshed from Google Patents.
Patent US3359768A successfully refreshed from Google Patents.
US3359768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire coiling
Assignee: Individual
•
Filing: 1965-06-23
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Granted: 1967-12-26
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Expires: 1985-06-23
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:54
CPC Classifications
H; H01; H01C; H01C17/00; H01C17/04; A; A63; A63H; A63H33/00; A63H33/18; B; B21; B21F; B21F3/00; B21F3/02; B21F3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A METHOD OF WINDING WIRE INTO A HELICAL COIL BY THE USE OF A SPINNING MANDREL AND TWO MANDREL STRADDLING, DRIVEN, REVOLVING WORK ROLLS, COMPRISING THE STEPS OF: SPINNING THE MANDREL, POSITIVELY FEEDING THE WIRE AROUND THE PERIPHERY OF ONE OF SAID REVOLVING WORK ROLLS SO SAID SPINNING MANDREL, AND COILING SAID WIRE AROUND SAID MANDREL WITH FRICTIONAL ENGAGEMENT THEREOF BY THE SECOND REVOLVING WORK ROLL WHILE RETAINING SAID COIL FREE FROM A CINCHED CONDITION ON SAID MANDREL.
Claim 2
Independent Claim
78 words
A METHOD OF WINDING WIRE INTO A HELICAL COIL BY THE USE OF A SPINNING MANDREL AND TWO MANDREL STRADDLING, DRIVEN, REVOLVING WORK ROLLS, COMPRISING THE STEPS OF: SPINNING THE MANDREL, POSITIVELY FEEDING THE WIRE AROUND THE PERIPHERY OF ONE OF SAID REVOLVING WORK ROLLS SO SAID SPINNING MANDREL, AND COILING SAID WIRE AROUND SAID MANDREL WITH FRICTIONAL ENGAGEMENT THEREOF BY THE SECOND REVOLVING WORK ROLL WHILE RETAINING SAID COIL FREE FROM A CINCHED CONDITION ON SAID MANDREL.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |