US3501930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheer knit fabric
Assignee: CHADBOURN Inc
•
Filing: 1967-05-16
•
Granted: 1970-03-24
•
Expires: 1987-05-16
Abstract
No abstract record available.
Inventors
- 👤 Rufus P Pruitt
- 👤 Roy C Slagle
- 👤 Robert M Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:41
CPC Classifications
D; D04; D04B; D04B1/00; D04B1/10; D04B1/102; D04B1/14; D04B1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB423052A
Cited
US2050535A
Cited
US2257718A
Cited
US2503444A
Cited
US3016726A
Cited
US3131556A
Cited
US3098369A
Cited
US3292392A
Cited
US3338071A
Cited
US3413824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |