Patent US3108443A successfully refreshed from Google Patents.
US3108443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fixing anchor bolts in the drill holes
Assignee: Individual
•
Filing: 1960-05-02
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Granted: 1963-10-29
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Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Schucrmann Fritz
- 👤 Novotny Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:41
CPC Classifications
E; E21; E21D; E21D20/00; E21D20/02; E21D20/025; F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; F16B13/143; F16B13/144; F16B13/145; Y; Y10; Y10S; Y10S238/00; Y10S238/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A METHOD OF FIXING A ANCHOR BOLT HAVING RADIALLY EXTENDING RIBS THEREON IN A DRILL HOLE BY A HARDENED REACTION PRODUCT OF AT LEAST TWO CONSTITUENTS COMPRISING THE STEPS OF INTRODUCING THE CONSTITUENTS INTO THE DRILL HOLE IN SEPARATE FRANGIBLE CARTRIDGES, ONE OF SAID CARTRIDGES CONTAINING A HARDENABLE REACTION CONSTITUENT AND ANOTHER OF SAID CARTRIDGE CONTAINING A HARDENI-NG AGENT FOR THE HARDENABLE REACTION CONSTITUENT, DRIVING THE ANCHOR BOLT INTO THE DRILL HOLE TO FRACTURE SAID CARTRIDGES BY CONTACT THEREWITH AND THEREAFTER TO INTERMIX THE CONTENTS THEREOF BY ROTATIONAL MOVEMENT OF THE ANCHOR BOLT, THE ANCHOR BOLT BEING OF A SUFFICIENT SIZE RELATIVE TO THE DRILL HOLE TO EFFECT THE FORCING OF THE MIXED CONSTITUENTS INTO ANY CREVICES IN THE WALL OF THE DRILL HOLE, AND ALLOWING THE MIXED CONSTITUETS TO HARDEN TO SECURELY FIX THE ANCHOR BOLT IN THE DRILL HOLE.
Claim 2
Independent Claim
141 words
A METHOD OF FIXING A ANCHOR BOLT HAVING RADIALLY EXTENDING RIBS THEREON IN A DRILL HOLE BY A HARDENED REACTION PRODUCT OF AT LEAST TWO CONSTITUENTS COMPRISING THE STEPS OF INTRODUCING THE CONSTITUENTS INTO THE DRILL HOLE IN SEPARATE FRANGIBLE CARTRIDGES, ONE OF SAID CARTRIDGES CONTAINING A HARDENABLE REACTION CONSTITUENT AND ANOTHER OF SAID CARTRIDGE CONTAINING A HARDENI-NG AGENT FOR THE HARDENABLE REACTION CONSTITUENT, DRIVING THE ANCHOR BOLT INTO THE DRILL HOLE TO FRACTURE SAID CARTRIDGES BY CONTACT THEREWITH AND THEREAFTER TO INTERMIX THE CONTENTS THEREOF BY ROTATIONAL MOVEMENT OF THE ANCHOR BOLT, THE ANCHOR BOLT BEING OF A SUFFICIENT SIZE RELATIVE TO THE DRILL HOLE TO EFFECT THE FORCING OF THE MIXED CONSTITUENTS INTO ANY CREVICES IN THE WALL OF THE DRILL HOLE, AND ALLOWING THE MIXED CONSTITUETS TO HARDEN TO SECURELY FIX THE ANCHOR BOLT IN THE DRILL HOLE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |