Patent US3423263A successfully refreshed from Google Patents.
US3423263A
Expired / Lapsed
US
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Process for manufacturing carpet and rug underlay
Assignee: Goodrich Corp
•
Filing: 1967-03-08
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Granted: 1969-01-21
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Expires: 1987-03-08
Abstract
No abstract record available.
Inventors
- 👤 Lester Pannone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:13
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/20; B29C44/22; B29C44/32; B29C44/321; B29K; B29K2021/00; B29K2105/00; B29K2105/24; B29L; B29L2031/00; B29L2031/732; B29L2031/7322; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24661; Y10T442/00; Y10T442/60; Y10T442/674; Y10T442/679
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2052605A
Cited
US2480316A
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US2740739A
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US2739093A
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US2703909A
Cited
GB813311A
Cited
US2999041A
Cited
US3232806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |