US3210770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Playback system
Assignee: Atlantic Richfield Co
•
Filing: 1964-02-25
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Granted: 1965-10-05
•
Expires: 1984-02-25
Abstract
No abstract record available.
Inventors
- 👤 John P Woods
- 👤 Jr Tom Prickett
- 👤 Edwin B Neitzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:20
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A PLAYBACK SYSTEM FOR SELECTING AND TRANSCRIBING INDIVIDUAL TRACES OF A MULTITRACE SEISMIC MAGNETIC RECORD, COMPRISING, (A) A FIRST ROTATABLE DRUM ADAPTED TO RECEIVE SAID RECORD, (B) A PLURALITY OF MAGNETIC HEADS FOR CONVERTING THE SEISMIC INFORMATION INTO COUNTERPART ELECTRICAL SIGNALS DISPOSED ABOVE SAID FIRST DRUM SUCH THAT EACH SAID HEAD IS ASSOCIATED WITH ONE OF SAID TRACES, (C) A FIRST MULTICONTACT SWITCH FOR SELECTING INDIVIDUAL ONES OF SAID TRACES FOR TRANSCRIPTION ARRANGED SO THAT A SEPARATE ONE OF ITS CONTACTS MAKES ELECTRICAL CONNECTION WITH EACH OF SAID MAGNETIC HEADS, (D) A SECOND ROTATABLE DRUM HAVING AN ASSOCIATED RECORDING SURFACE ON WHICH SAID SELECTED TRACES ARE INDIVIDUALLY TRANSCRIBED IN VISUAL FORM, (E) A TRANSCRIBING PEN MOVABLY MOUNTED ON SUPPORT MEANS SUCH THAT SAID PEN IS IN RECORDING RELATION WITH SAID SECOND DRUM, (F) A PEN INDEXING DEVICE FOR LOCATING SAID TRANSCRIBING
Claim 2
Dependent Claim
141 words
A PLAYBACK SYSTEM FOR SELECTING AND TRANSCRIBING INDIVIDUAL TRACES OF A MULTITRACE SEISMIC MAGNETIC RECORD, COMPRISING, (A) A FIRST ROTATABLE DRUM ADAPTED TO RECEIVE SAID RECORD, (B) A PLURALITY OF MAGNETIC HEADS FOR CONVERTING THE SEISMIC INFORMATION INTO COUNTERPART ELECTRICAL SIGNALS DISPOSED ABOVE SAID FIRST DRUM SUCH THAT EACH SAID HEAD IS ASSOCIATED WITH ONE OF SAID TRACES, (C) A FIRST MULTICONTACT SWITCH FOR SELECTING INDIVIDUAL ONES OF SAID TRACES FOR TRANSCRIPTION ARRANGED SO THAT A SEPARATE ONE OF ITS CONTACTS MAKES ELECTRICAL CONNECTION WITH EACH OF SAID MAGNETIC HEADS, (D) A SECOND ROTATABLE DRUM HAVING AN ASSOCIATED RECORDING SURFACE ON WHICH SAID SELECTED TRACES ARE INDIVIDUALLY TRANSCRIBED IN VISUAL FORM, (E) A TRANSCRIBING PEN MOVABLY MOUNTED ON SUPPORT MEANS SUCH THAT SAID PEN IS IN RECORDING RELATION WITH SAID SECOND DRUM, (F) A PEN INDEXING DEVICE FOR LOCATING SAID TRANSCRIBING
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |