US3176387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of machining a thin-walled object
Assignee: Argueso M and Co Inc
•
Filing: 1961-12-13
•
Granted: 1965-04-06
•
Expires: 1981-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Luis M Argueso
- 👤 Cyril S Treacy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:50
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/02; B23Q3/06; B23Q3/08; B23Q3/086; B23C; B23C3/00; B23P; B23P25/00; B23C2228/00; B23C2228/25; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T409/00; Y10T409/30; Y10T409/303752
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
30 words
THE METHOD OF MACHINING A THIN-WALLED OBJECT WHICH COMPRISES FILLING THE VOIDS OF SIAD OBJECT WITH A WATER SOLUBLE WAX; MACHINING SAID OBJECT; AND COMPLETELY REMOVING SAID WAX WITH WATER.
Claim 2
Independent Claim
30 words
THE METHOD OF MACHINING A THIN-WALLED OBJECT WHICH COMPRISES FILLING THE VOIDS OF SIAD OBJECT WITH A WATER SOLUBLE WAX; MACHINING SAID OBJECT; AND COMPLETELY REMOVING SAID WAX WITH WATER.
Claim 3
Independent Claim
90 words
THE METHOD OF MACHINING A THIN-WALLED OBJECT WHICH COMPRISES FILLING THE VOIDS OF SAID OBJECT WITH A COMPOUND INCLUDING 14 PARTS BY WEIGHT OFPOLYETHYLENE GLYCOL HAVING A MOLESULAR WEIGHT OF ABOUT 20,000, 56 PARTS BY WEIGHT OF POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT OF ABOUT 6,000, 10 PARTS BY WEIGHT OF A MIXTURE OF FINELY DIVIDED MICA AND SPUN GLASS FIBER, AND 20 PARTS BY WEIGHT OF PRECIPITATED CALCIUM CARBONATE (CACO3); MACHINING SAID OBJECT; AND COMPLETELY REMOVING SAID COMPOUND BY SUBJECTING SAID OBJECT TO AN AQUEOUS SOLUTION OF HYDROCHLORIC ACID.
Claim 4
Independent Claim
90 words
THE METHOD OF MACHINING A THIN-WALLED OBJECT WHICH COMPRISES FILLING THE VOIDS OF SAID OBJECT WITH A COMPOUND INCLUDING 14 PARTS BY WEIGHT OFPOLYETHYLENE GLYCOL HAVING A MOLESULAR WEIGHT OF ABOUT 20,000, 56 PARTS BY WEIGHT OF POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT OF ABOUT 6,000, 10 PARTS BY WEIGHT OF A MIXTURE OF FINELY DIVIDED MICA AND SPUN GLASS FIBER, AND 20 PARTS BY WEIGHT OF PRECIPITATED CALCIUM CARBONATE (CACO3); MACHINING SAID OBJECT; AND COMPLETELY REMOVING SAID COMPOUND BY SUBJECTING SAID OBJECT TO AN AQUEOUS SOLUTION OF HYDROCHLORIC ACID.
References Cited (Backward Citations)
US1332445A
Cited
US1280892A
Cited
US1280893A
Cited
US2328302A
Cited
US2446672A
Cited
US2810738A
Cited
US2963405A
Cited
US2955951A
Cited
US2905014A
Cited
US2972287A
Cited
US2972548A
Cited
US2965509A
Cited
US2984897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |