US3193084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe handling apparatus
Assignee: Superior Oil Co
•
Filing: 1962-09-24
•
Granted: 1965-07-06
•
Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Robert F Bauer
- 👤 Russell B Thornburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:52
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/14; E21B19/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
PIPE HANDLING AND STORAGE APPARATUS COMPRISING A PAIR OF ROTATABLE SHAFTS, A BELT DISPOSED AROUND THE SHAFTS TO FORM UPPER AND LOWER SECTIONS OF THE BELT, A PLURALTY OF SPACED OUTWARDLY EXTENDING PIPE RETAINERS ON THE BELT TO FORM PIPE STORAGE SPACES BETWEEN ADJACENT RETAINERS, AN OUTSIDE WEARING STRIP DISPOSED BENEATH THE LOWER SECTION OF THE BELT, A ROLLER AT THE OUTER END OF EACH PIPE RETAINER AND ADAPTED TO RIDE ON THE WEARING STRIP TO TRANSFER THE PIPE LOAD FROM THE LOWER PORTION OF THE BELT TO THE WEARING STRIP, AND MEANS FOR MOVING THE BELT.
Claim 2
Dependent Claim
97 words
PIPE HANDLING AND STORAGE APPARATUS COMPRISING A PAIR OF ROTATABLE SHAFTS, A BELT DISPOSED AROUND THE SHAFTS TO FORM UPPER AND LOWER SECTIONS OF THE BELT, A PLURALTY OF SPACED OUTWARDLY EXTENDING PIPE RETAINERS ON THE BELT TO FORM PIPE STORAGE SPACES BETWEEN ADJACENT RETAINERS, AN OUTSIDE WEARING STRIP DISPOSED BENEATH THE LOWER SECTION OF THE BELT, A ROLLER AT THE OUTER END OF EACH PIPE RETAINER AND ADAPTED TO RIDE ON THE WEARING STRIP TO TRANSFER THE PIPE LOAD FROM THE LOWER PORTION OF THE BELT TO THE WEARING STRIP, AND MEANS FOR MOVING THE BELT.
References Cited (Backward Citations)
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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) | 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 |