US3192677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrasive impingement cleaning process
Assignee: Ajem Laboratories Inc
•
Filing: 1961-11-13
•
Granted: 1965-07-06
•
Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Johnson Willard Lewis
- 👤 Robert G Millhiser
- 👤 Alfred H Sorensen
- 👤 Kosar Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:54
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE METHOD OF REMOVING PAINT ACCUMULATIONS WHICH COMPRISES SUBJECTING SUCH ACCUMULATIONS AFTER INITIAL DRYING, BUT BEFORE DEVELOPMENT OF MAXIMUM TENACITY AND RESISTANCE TO ABRASION, TO A JET BLAST WITH A HIGH VELOCITY LIQUID CARRYING ABRASIVE GRIT AND COMPRISING A PAINT RE-
Claim 2
Independent Claim
41 words
THE METHOD OF REMOVING PAINT ACCUMULATIONS WHICH COMPRISES SUBJECTING SUCH ACCUMULATIONS AFTER INITIAL DRYING, BUT BEFORE DEVELOPMENT OF MAXIMUM TENACITY AND RESISTANCE TO ABRASION, TO A JET BLAST WITH A HIGH VELOCITY LIQUID CARRYING ABRASIVE GRIT AND COMPRISING A PAINT RE-
References Cited (Backward Citations)
US1499022A
Cited
US1605730A
Cited
US2040715A
Cited
US2114573A
Cited
US2200587A
Cited
US2380738A
Cited
US2510927A
Cited
US3109439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |