Patent US2317993A successfully refreshed from Google Patents.
Patent US3024925A successfully refreshed from Google Patents.
Patent US4414842A successfully refreshed from Google Patents.
Patent US3514914A successfully refreshed from Google Patents.
US3514914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carpet cap strip
Assignee: ERWIN F BERGQUIST
•
Filing: 1968-08-22
•
Granted: 1970-06-02
•
Expires: 1988-08-22
Abstract
No abstract record available.
Inventors
- 👤 Erwin F Bergquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:19
CPC Classifications
E; E04; E04F; E04F19/00; E04F19/02; E04F19/04; A; A47; A47G; A47G27/00; A47G27/04; A47G27/0437; A47G27/045; A47G27/0456; E04F2019/0404; E04F2019/0422
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2041899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |