US2683572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic rim spool and the method of producing the same
Assignee: Coats and Clark Inc
•
Filing: 1951-02-28
•
Granted: 1954-07-13
•
Expires: 1971-02-28
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:35
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14336; B29C45/16; B29C45/1671; B29D; B29D99/00; B29D99/0032; B29D99/0035; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B29L; B29L2031/00; B29L2031/32; B29L2031/324; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/50; B65H2701/51; B65H2701/512; B65H2701/5122
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1770388A
Cited
US1981771A
Cited
US2086939A
Cited
US2190085A
Cited
US2266129A
Cited
US2264116A
Cited
US2304461A
Cited
US2344665A
Cited
US2370699A
Cited
US2470089A
Cited
US2453247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |