Patent US2301340A successfully refreshed from Google Patents.
Patent US3076260A successfully refreshed from Google Patents.
US3076260A
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Strip and method for manufacturing bundy tubing and method of making the same
Assignee: Pittsburgh Steel Co
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Filing: 1959-01-20
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Granted: 1963-02-05
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Expires: 1979-01-20
Abstract
No abstract record available.
Inventors
- 👤 Edward J Roehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:12
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/10; C25D5/12; B; B23; B23K; B23K35/00; B23K35/001; B23K35/004; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/936; Y10S428/937; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12937; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
62 words
THE COMPOSITE STRIP FOR MANUFACTURE INTO BUNDY TUBING AND THE LIKE, SAID STRIP COMPRISING A STEEL BASE, A NICKEL PLATING ON EACH SURFACE OF SAID STEEL BASE HAVING A THICKNESS OF FROM ABOUT 0.000035 TO ABOUT 0.000075 INCH, AND A COPPER PLATING OVER EACH OF SAID NICKEL PLATINGS, SAID COPPER PLATINGS HAVING A THICKNESS OF FROM ABOUT 0.0001 TO ABOUT 0.0002 INCH.
Claim 2
Dependent Claim
62 words
THE COMPOSITE STRIP FOR MANUFACTURE INTO BUNDY TUBING AND THE LIKE, SAID STRIP COMPRISING A STEEL BASE, A NICKEL PLATING ON EACH SURFACE OF SAID STEEL BASE HAVING A THICKNESS OF FROM ABOUT 0.000035 TO ABOUT 0.000075 INCH, AND A COPPER PLATING OVER EACH OF SAID NICKEL PLATINGS, SAID COPPER PLATINGS HAVING A THICKNESS OF FROM ABOUT 0.0001 TO ABOUT 0.0002 INCH.
Claim 3
Independent Claim
90 words
THE METHOD OF MANUFACTURING BRAZED TUBING, WHICH COMPRISES ELECTROPLATING A STEEL STRIP ON BOTH SURFACES WITH PLATINGS OF NICKEL TO A THICKNESS OF FROM ABOUT 0.000035 TO ABOIUT 0.000075 INCH, THEN APPLYING PLATINGS OF COPPER OVER THE NICKEL PLATINGS TO THICKNESS OF FROM ABOUT 0.0001 TO ABOUT 0.0002 INCH, THEN FORMING THE STRIP INTO MULTI-PLY TUBING, IN WHICH THE COPPER PLATINGS OF THE PLIES ARE IN SUBSTANTIAL CONTIGUITY WITH EACH OTHER, AND THEN HEATING THE FORMED TUBING TO A TEMPERATURE AT WHICH THE COPPER SURFACES ARE BAZED TO EACH OTHER.
Claim 4
Independent Claim
90 words
THE METHOD OF MANUFACTURING BRAZED TUBING, WHICH COMPRISES ELECTROPLATING A STEEL STRIP ON BOTH SURFACES WITH PLATINGS OF NICKEL TO A THICKNESS OF FROM ABOUT 0.000035 TO ABOIUT 0.000075 INCH, THEN APPLYING PLATINGS OF COPPER OVER THE NICKEL PLATINGS TO THICKNESS OF FROM ABOUT 0.0001 TO ABOUT 0.0002 INCH, THEN FORMING THE STRIP INTO MULTI-PLY TUBING, IN WHICH THE COPPER PLATINGS OF THE PLIES ARE IN SUBSTANTIAL CONTIGUITY WITH EACH OTHER, AND THEN HEATING THE FORMED TUBING TO A TEMPERATURE AT WHICH THE COPPER SURFACES ARE BAZED TO EACH OTHER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |