US2902820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn and method of making same
Assignee: PORTAGE HOSIERY Co
•
Filing: 1955-03-14
•
Granted: 1959-09-08
•
Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 Howard S Bronson
- 👤 Melvin F Felt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:31
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/32; D02G3/328
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US763377A
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US1254738A
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US1439166A
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AT104024B
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US2152826A
Cited
US2526523A
Cited
US2506667A
Cited
US2588361A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |