Patent US3613221A successfully refreshed from Google Patents.
US3613221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for connecting an anchoring device to the rear of a frontal plate or the like
Assignee: Bataafsche Aanneming Mij V H F
•
Filing: 1969-03-17
•
Granted: 1971-10-19
•
Expires: 1989-03-17
Abstract
Abstract A METHOD OF CONNECTING AN ANCHORING DEVICE TO THE REAR SURFACE OF A FRONTAL PLATE INCLUDING PROVIDING A BLIND HOLE IN THE REAR SURFACE OF THE FRONTAL PLATE, INSERTING A PROJECTING END PORTION OF THE ANCHORING DEVICE INTO THE BLIND HOLE, PROVIDING A SECOND BLIND HOLE IN THE FRONTAL PLATE EXTENDING TRANSVERSELY THROUGH SAID FIRST BLIND HOLE IN ALIGNMENT WITH A TRANSVERSELY POSITIONED BORE IN SAID PROJECTING END PORTION, AND INSERT A PIN INTO THE TRANS- VERSE BORE SO AS TO EXTEND INTO THE SECOND BLIND HOLE AND THEREBY INTERCONNECT THE ANCHORING DEVICE AND THE FRONTAL PLATE.
Inventors
- 👤 Cornelis Jan Pronk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:17
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04; F16B13/08; E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/14; E04F13/144; F16B2200/00; F16B2200/10; F16B3/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49947; Y10T29/49948; Y10T29/4995; Y10T29/49954; Y10T403/00; Y10T403/70; Y10T403/7075; Y10T403/7077; Y10T403/7079; Y10T403/7084
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |