US3251722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of automatically applying a variable thickness elastomeric layer on pneumatic tire casings
Assignee: WJ Voit Rubber Corp
•
Filing: 1962-05-01
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Granted: 1966-05-17
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Expires: 1982-05-01
Abstract
No abstract record available.
Inventors
- 👤 Rudolph G Holman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:40
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/58; B29D30/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A METHOD OF WINDING A RIBBON OF TREAD MATERIAL ON A TIRE CASING COMPRISING THE STEPS OF SPINNING SAID CASING AROUND ITS AXIS AND SIMULTANEOUSLY PRODUCING INTERMITTENT TRANSVERSE MOVEMENTS BETWEEN SAID CASTING AND RIBBON, EACH OF SAID MOVEMENTS BEING OF A CONTROLLABLE AMOUNT AND OF SHORT DURATION LESS THAN A SINGLE PERIOD OF REVOLUTION OF THE CASING, AND SAID MOVEMENTS BEING VARIED IN AMOUNT TO DEPOSIT A TREAD ON THE CASING.
Claim 2
Independent Claim
71 words
A METHOD OF WINDING A RIBBON OF TREAD MATERIAL ON A TIRE CASING COMPRISING THE STEPS OF SPINNING SAID CASING AROUND ITS AXIS AND SIMULTANEOUSLY PRODUCING INTERMITTENT TRANSVERSE MOVEMENTS BETWEEN SAID CASTING AND RIBBON, EACH OF SAID MOVEMENTS BEING OF A CONTROLLABLE AMOUNT AND OF SHORT DURATION LESS THAN A SINGLE PERIOD OF REVOLUTION OF THE CASING, AND SAID MOVEMENTS BEING VARIED IN AMOUNT TO DEPOSIT A TREAD ON THE CASING.
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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) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |