US2670313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a ring of a length of thermoplastic material
Assignee: Individual
•
Filing: 1951-01-19
•
Granted: 1954-02-23
•
Expires: 1971-01-19
Abstract
No abstract record available.
Inventors
- 👤 Richard E Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:21
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/78; B29C65/7802; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/116; B29C66/1162; B29C66/32; B29C66/324; B29C66/50; B29C66/51; B29C66/52; B29C66/526; B29C66/5261; B29L; B29L2031/00; B29L2031/26; B29L2031/265; B29L2031/709; B29L2031/7096; B29L2031/7102; Y; Y10; Y10S; Y10S264/00; Y10S264/67; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE METHOD OF MAKING A RING OF SUBSTANTIALLY UNIFORM CROSS SECTIONAL SHAPE AND AREA THROUGHOUT ITS CIRCUMFERENCE FROM A SOLID ROD OF THERMOPLASTIC MATERIAL, WHICH COMPRISES CUTTING SAID ROD TO CONFORM TO THE DESIRED DIAMETER OF SAID RING, INSERTING THE OPPOSITE ENDS OF SAID ROD INTO THE OPPOSITE ENDS OF AN OPEN-ENDED SUBSTANTIALLY STRAIGHT DIE BORE SLIGHTLY LARGER IN CROSS SECTIONAL AREA AND CONFORMING TO THE CROSS SECTIONAL SHAPE OF SAID ROD, BRINGING SAID ENDS INTO ABUTTING RELATION WITH EACH OTHER, LOCALLY HEATING SAID ABUTTING ENDS OF SAID ROD TO A FUSING TEMPERATURE AT SAID ABUTTING ENDS AND TO PRO-
Claim 2
Independent Claim
100 words
THE METHOD OF MAKING A RING OF SUBSTANTIALLY UNIFORM CROSS SECTIONAL SHAPE AND AREA THROUGHOUT ITS CIRCUMFERENCE FROM A SOLID ROD OF THERMOPLASTIC MATERIAL, WHICH COMPRISES CUTTING SAID ROD TO CONFORM TO THE DESIRED DIAMETER OF SAID RING, INSERTING THE OPPOSITE ENDS OF SAID ROD INTO THE OPPOSITE ENDS OF AN OPEN-ENDED SUBSTANTIALLY STRAIGHT DIE BORE SLIGHTLY LARGER IN CROSS SECTIONAL AREA AND CONFORMING TO THE CROSS SECTIONAL SHAPE OF SAID ROD, BRINGING SAID ENDS INTO ABUTTING RELATION WITH EACH OTHER, LOCALLY HEATING SAID ABUTTING ENDS OF SAID ROD TO A FUSING TEMPERATURE AT SAID ABUTTING ENDS AND TO PRO-
References Cited (Backward Citations)
US329273A
Cited
US1520191A
Cited
US1576024A
Cited
US2217734A
Cited
US2280074A
Cited
US2475194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |