Patent JPS4986997A successfully refreshed from Google Patents.
Patent JPH0329348A successfully refreshed from Google Patents.
US3533876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for face seaming carpeting
Assignee: Giffen-Burgess Corp
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Filing: 1968-06-26
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Granted: 1970-10-13
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Expires: 1988-06-26
Abstract
No abstract record available.
Inventors
- 👤 Charles D Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:09
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/48; B29C65/50; B29C65/5042; B29C65/4805; B29C65/481; B29C65/4815; B29C65/5007; B29C65/5014; B29C65/5028; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/40; B29C66/41; B29C66/43; B29C65/482; B29C65/483; B29C65/5021; B29C66/435; B29L; B29L2031/00; B29L2031/732
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2395257A
Cited
US2408756A
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US2524456A
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US3219508A
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US3234061A
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US3420731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |