Patent US3243844A successfully refreshed from Google Patents.
US3243844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Longitudinal web stretching machine
Assignee: Marshall and Williams Corp
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Filing: 1964-04-28
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Granted: 1966-04-05
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Expires: 1984-04-28
Abstract
No abstract record available.
Inventors
- 👤 Nash John Crandon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:59
CPC Classifications
D; D06; D06C; D06C29/00; B; B29; B29C; B29C55/00; B29C55/02; B29C55/04; B29C55/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A LONGITUDINAL WEB STRETCHING MACHINE COMPRISING, DRAW ROLL MEANS, FEED ROLL MEANS, SAID DRAW AND FEED ROLL MEANS BEING ARRANGED TO HAVE A CONTINUOUS WEB PASS THEREBETWEEN, MEANS FOR ROTATING SAID DRAW AND FEED ROLL MEANS TO ADVANCE THE WEB PASSING THEREBETWEEN, AND MEANS FOR PIVOTING SAID DRAW ROLL MEANS RELATIVE TO SAID FEED ROLL MEANS TO THEREBY VARY THE DISTANCE BETWEEN SAID DRAW AND FEED ROLL MEANS.
Claim 2
Dependent Claim
68 words
A LONGITUDINAL WEB STRETCHING MACHINE COMPRISING, DRAW ROLL MEANS, FEED ROLL MEANS, SAID DRAW AND FEED ROLL MEANS BEING ARRANGED TO HAVE A CONTINUOUS WEB PASS THEREBETWEEN, MEANS FOR ROTATING SAID DRAW AND FEED ROLL MEANS TO ADVANCE THE WEB PASSING THEREBETWEEN, AND MEANS FOR PIVOTING SAID DRAW ROLL MEANS RELATIVE TO SAID FEED ROLL MEANS TO THEREBY VARY THE DISTANCE BETWEEN SAID DRAW AND FEED ROLL MEANS.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |