US3221389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile spindle
Assignee: Industrial Tectonics Inc
•
Filing: 1964-09-22
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Granted: 1965-12-07
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Expires: 1984-09-22
Abstract
No abstract record available.
Inventors
- 👤 Cowell John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:04
CPC Classifications
B; B65; B65H; B65H57/00; B65H57/14; F; F16; F16C; F16C13/00; F16C13/006; F16C13/02; F16C17/00; F16C17/02; F16C32/00; F16C32/04; F16C32/0406; F16C32/0408; F16C32/0423; F16C32/0427; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1005; F16C35/00; B65H2701/00; B65H2701/30; B65H2701/31; F16C32/0402; Y; Y10; Y10S; Y10S100/00; Y10S100/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
IN A GUIDE ROLL HAVING A ROTATABLE TUBE ADAPTED TO CONDUCT A FILAMENT UPON THE EXTERNAL PERIPHERY OF SAID ROTATABLE TUBE, THE COMBINATION COMPRISING: (A) A HOUSING; (B) A ROD ENGAGED WITH THE HOUSING; (C) SAID ROD BEING PROVIDED WITH AIR BEARING MEANS; (D) SAID AIR BEARING MEANS BEING JOURNALLED IN SAID ROTATABLE TUBE; (E) SAID AIR BEARING MEANS BEING PROVIDED WITH A
Claim 2
Dependent Claim
63 words
IN A GUIDE ROLL HAVING A ROTATABLE TUBE ADAPTED TO CONDUCT A FILAMENT UPON THE EXTERNAL PERIPHERY OF SAID ROTATABLE TUBE, THE COMBINATION COMPRISING: (A) A HOUSING; (B) A ROD ENGAGED WITH THE HOUSING; (C) SAID ROD BEING PROVIDED WITH AIR BEARING MEANS; (D) SAID AIR BEARING MEANS BEING JOURNALLED IN SAID ROTATABLE TUBE; (E) SAID AIR BEARING MEANS BEING PROVIDED WITH A
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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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |