US3208140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for anchoring the seams of lock seam tubing
Assignee: Individual
•
Filing: 1964-01-27
•
Granted: 1965-09-28
•
Expires: 1984-01-27
Abstract
No abstract record available.
Inventors
- 👤 Mayrath Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:32
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/10; B21C37/101; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
THE METHOD OF ANCHORING THE LAYERS OF THE SEAM OF A LOCK SEAM TUBE WHICH COMPRISES SURROUNDING THE TUBE WITH A PAIR OF ROLLERS ON SPACED PARALLEL AXES DEFINING THEREBETWEEN AN OPENING CORRESPONDING IN SHAPE AND SIZE TO THE TUBE AND THROUGH WHICH OPENING THE TUBE IS ADAPTED TO BE AXIALLY MOVED, MOVING THE TUBE IN CONTACT WITH SAID ROLLERS IN A PLANE TRANSVERSE TO THE TUBE AND CONTAINING THE AXES OF THE ROLLERS, WITH SUCH ROLLERS FORMING THE SOLE
Claim 2
Independent Claim
80 words
THE METHOD OF ANCHORING THE LAYERS OF THE SEAM OF A LOCK SEAM TUBE WHICH COMPRISES SURROUNDING THE TUBE WITH A PAIR OF ROLLERS ON SPACED PARALLEL AXES DEFINING THEREBETWEEN AN OPENING CORRESPONDING IN SHAPE AND SIZE TO THE TUBE AND THROUGH WHICH OPENING THE TUBE IS ADAPTED TO BE AXIALLY MOVED, MOVING THE TUBE IN CONTACT WITH SAID ROLLERS IN A PLANE TRANSVERSE TO THE TUBE AND CONTAINING THE AXES OF THE ROLLERS, WITH SUCH ROLLERS FORMING THE SOLE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |