Patent US4856516A successfully refreshed from Google Patents.
Patent US2948937A successfully refreshed from Google Patents.
US2948937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic fastening device
Assignee: Illinois Tool Works Inc
•
Filing: 1955-10-07
•
Granted: 1960-08-16
•
Expires: 1975-10-07
Abstract
No abstract record available.
Inventors
- 👤 George M Rapata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:59
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/12; F16B5/126; F16B2/00; F16B2/20; F16B2/205; F16B21/00; F16B21/06; F16B21/08; F16B21/086; F16B21/088; F16L; F16L3/00; F16L3/22; F16L3/23; Y; Y10; Y10T; Y10T24/00; Y10T24/30; Y10T24/309; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876; Y10T29/49908; Y10T29/49915; Y10T29/49938; Y10T29/49943; Y10T29/49972
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1810576A
Cited
US1981973A
Cited
US2562721A
Cited
GB557328A
Cited
US2398532A
Cited
FR1019862A
Cited
US2709290A
Cited
FR1051695A
Cited
US2849201A
Cited
US2759390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-16 | 1964-02-15 | 1964-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-16 | 1968-02-15 | 1968-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-16 | 1972-02-15 | 1972-08-16 | $7700.00 | Window Closed / Lapsed |