US2630394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a pirn
Assignee: DECORATED METAL Manufacturing Co
•
Filing: 1945-01-27
•
Granted: 1953-03-03
•
Expires: 1965-01-27
Abstract
No abstract record available.
Inventors
- 👤 George D Atwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:08
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
THE METHOD OF MANUFACTURING PIRN BARRELS WHICH COMPRISES WRAPPING A SHEET OF PAPER SOAKED WITH ADHESIVE UPON A METAL BARREL BODY TO FORM A PLURALITY OF LAYERS THEREON AND THERE-
Claim 2
Independent Claim
30 words
THE METHOD OF MANUFACTURING PIRN BARRELS WHICH COMPRISES WRAPPING A SHEET OF PAPER SOAKED WITH ADHESIVE UPON A METAL BARREL BODY TO FORM A PLURALITY OF LAYERS THEREON AND THERE-
References Cited (Backward Citations)
US554631A
Cited
US1090399A
Cited
US1704174A
Cited
US1876094A
Cited
US1927985A
Cited
US2133137A
Cited
US2279630A
Cited
US2359604A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |